O A B is a sector of the circle with centre O and radius 1 2 c m s. The angle of the sector is 30°. Find the length of the arc. The radius of the circle is 15 cm. Calculate OA. (Total 6 marks) 4. 0 to 100. When 0 = a, the area of the square ABCD is equal to the area of the [4 marks) sector OAB (1) Write down the area of the Question: The following diagram shows a square ABCD, and a sector OAB of a circle centre 0, radius r. The chord AB divides the sector into a triangle AOB and a segment AXB. Quantity B is greater. 04B is a sector of a circle, centre O. It indicates, "Click to perform a search". Calculate the size of angle AOB of sector OACB. 14 The diagram shows a triangular plot of land. [2] [2] (i) (ii) (iii) Express 460 in radians, correct to 3 significant figures. (2) The line AC shown in the diagram above is perpendicular to OA, and OBC is a straight line. (i) Show that the distance AC = 7. Close suggestions Search Search. 7) (b) the area, in cm2, of the shaded region. The diagram shows a sector OAPB of a circle, centre O. Give your answer correct to 3 significant figures. Step-by-step explanation: Area of the shaded segment = area of the sector OMN - Area of the triangle OMN Area of the sector OMN = r= radius of the sector = angle substended by the sector Area of the sector OMN Area of triangle ABC = To get the height, we will use SOH CAH TOA trigonometry identity According to SOH; sin 25° = opp/6 opp = 6sin25°. A semi-circle with centre C and radius 9 cm is drawn inside the sector such that OA is the tangent to the semicircle at D. The diagram below shows a circle of radius. AD is the diameter of circle. (c) Find the length of AC, giving your answer to 2 decimal places. The following diagram shows a circle with radius r and centre O. Give your answer correct to 3 significant figures. The diagram shows sector OABof a circle, centre O, radius 15 cm. (ii) Show that 9 lies between 0. Answer: B I U. Give your answer correct to 3 significant figures. The diagram shows an isosceles triangle AOB and a sector OCDEO of a circle with centre O. OCD is a sector of a circle, centre O. [Use p = 3. B Write down expressions for the: area of the sector OAB: b. Part of the square is shaded and labelled R. The perimeter of sector BOC is twice the perimeter of sector AOC. (c) Find the length of AC, giving your answer to 2 decimal places. (3) 3 , (b) Given that sin 60° = 2 find the area of the field in the form p 3 where p is an integer. (a) Show that the exact length of BC is (b) Find the exact perimeter of the shaded region (c) Find the exact area of the shaded region; The diagram shows part of the curve y = 6/x. Calculate the perimeter of sector OAB. OAB is the sector of a circle, centre O, with radius 8cm and sector angle 30°. The diagram shows a sector OAPB of a circle, centre O. Calculate OA. Find i) The length of A B ii) The perimeter of the plate iii) The area of the plate 13. OAB is the sector of a circle, centre O. scaleThe diagram below shows a circle, centre O, with a radius 12 cm. The area of the sector is 40 cm2. Angle AOB = 1. Solution: (a) For triangle O P Q sin 30 ∘ = 8 O P O P = 8 sin 30 ∘ = 16 cm Radius of. OA = OB = 5. The following diagram shows a circle with radius rand centre O. The line AC shown in Figure 1 is perpendicular to OA, and OBC is a straight line. 12) OAB is a sector of a circle with centre O and radius 7 cm. 9 cm. AOC is a straight line. The diagram shows a sector OACB of a circle with centre O. Question 1032191: OAB is a sector of a circle,centre O, radius 8cm. b) Find the perimeter of the sector. The following diagram shows a circle with centre O and radius 4 cm. Solution: (i) Length of the arc AB = 8 cm r θ = 8 6θ = 8 θ = 1. Calculate the volume of the cone. 3 cm. O 8 cm A B The diagram shows a sector of a circle with centre O, radius 8 cm and sector angle 165°. cm (Total for question = 4 marks) Q2. The radius of the circle is 13 cm. It is given that OA = 0B = 20 cm and OC = OD = 15 cm. AB is a chord of the circle. a Express 260° in radians, correct to 3 decimal places. and further to find the perimeter of logo add the perimeter of rectangle, length of arc and length of the line. cm2 (Total for Question 22 is 4 marks). Question 1 Consider the following quarter-circle with centre O. (2) The line AC shown in the diagram above is perpendicular to OA, and OBC is a straight line. (2) (b) Find the area of the sector OAB. ) b. The area of the sector is 40 cm2. 5 cm and the perimeter of the sector AOB is 25 cm. A circular arc with centre A meets the circumference at B and C. 22 The diagram shows a metal plate. Show that simplifies to ax where a is an integer. To calculate the area of a sector of a circle we have to multiply the central angle by the radius squared, and divide it by 2. OA = OB = 5. Solution Show Solution. OA = OB = 5. Given that \\ [\\angle AOB\\] is 1. One sector is OAB, and. Calculate the sum to infinity of the arc lengths A B + A 1? B 1? + A 2? B 2? + A 3? B 3? +. cm2 (Total for Question 19 is 5 marks) Diagram NOT. (a) area of major sector AOB,. The shaded region is bounded by the curve and the lines y= 2 and x= 1. The diagram shows a sector OAB of a circle with centre O and radius r. (ii) Show that the area of the sector is 41. Let ƒ (x) = asin b(x−c). b show that tan2 A = 3 2. The perimeter of the region XABYXis 15. Find the perimeter of PQSR. 0 times. 4 cm The diagram shows a sector OAPB of a circle, centre O. 5 cm Step-by-step explanation: Mathematically, we have the area of the sector as; e/360 * pi * r^2 r is 8 cm so we have 58 = e/360 * pi * 8^2 58/64 * 360/pi = e e = 103. [The surface area, A, of a sphere with radius r is Ar= 4r 2. One sector is OAB, and AÔB = 0. The diagram shows a sector OXY of a circle centre O, radius 3 cm and a sector OAB of a circle centre O, radius 8 cm. Thus every diameter of the circle is an axis of symmetry. OA = OB = 5. Angle AOB =. 2 days ago. The shaded sector OACB has an area of 27 cm2. Give your answer correct to 3 significant figures. the diagram shows a sector OAB of a circle with centre O and radius 5cm. (a) Find the perimeter of the unshaded region inside triangle OAC. ThepointD is onBC and the circular arc AD has centre C. (a) Find the length of the arc AB. OA = OC = 10. 2) The diagram shows a sector OAB of a circle, centre O and radius 7. Angle = θ r= 1. OAB is a sector of the circle, centre O, with COAC =. cm2 (Total for Question 19 is 5 marks) Diagram NOT. O A B C In the diagram, OABis a sector of a circle with centre Oand radius 2r, and angle AOB= 1 6 π radians. Let ƒ (x) = asin b(x−c). Give your answer correct to 3 significant figures. the angle between the radii OA and OB is θ radians. (a) Show that the exact length of BC is (b) Find the exact perimeter of the shaded region (c) Find the exact area of the shaded region; The diagram shows part of the curve y = 6/x. The following diagram shows the triangle AOP, where OP = 2 cm, AP = 4 cm and AO = 3 cm. In the diagram, OAB is a sector of a circle with centre O and radius 2r, and angle AOB = 1/6 π radians. The shaded region is bounded by the circumference of the circle and the arc with centre A joining B and C. In the diagram, OAB is a sector of a circle, centre O, of radius 8 cm and angle AOB = 0. The diagram shows a sector AOB of a circle with centre O. (Total 4 marks) 5. The area of the shaded region is equal to half the. the diagram shows a sector OAB of a circle with centre O and radius 5cm. 37 radians, correct to 3 significant figures. 4 cm2 , find to 3 significant figures (i) the size of ?AOB in radians, [2] (ii) the. 14 The diagram shows a triangular plot of land. Give your answer correct to 3 significant figures. . [The surface area, A, of a sphere with radius r is Ar= 4r 2. Click here for a printable PDF of this question. The diagram shows a semi-circle centre O and radius 4 cm. 2 cm 750 B Calculate the area of the sector. The perpendicular from D to OB meets OB at E. If the radius of the circle is 8cm calculate: (a) The area of the shaded area. Angle AOB is theta radians. For comparison. Angle AOB = 72° Calculate the area of the shaded segment APB. Calculate the area of the sector AOB. [The surface area, A, of a sphere with radius r is Ar= 4r 2. Leave your answer in terms of \pi π. O A B C In the diagram, OABis a sector of a circle with centre Oand radius 2r, and angle AOB= 1 6 π radians. D AÔB = 0, where0. 7 radians. The point Cis the midpoint of OA. 7) A circle centre C, is divided into two sectors by the radii CA and CB. (a) Show that the exact length of BC is (b) Find the exact perimeter of the shaded region (c) Find the exact area of the shaded region The diagram shows part of the curve y = 6/x. 1 radian Find the perimeter of the shaded region. O 8 cm A B The diagram shows a sector of a circle with centre O, radius 8 cm and sector angle 165°. The diagram shows a sector OAB of a circle, centre O and radius 10 cm. The perimeter of the region XABYX is 15. Angle AOB = 50° Sector OAB has area 20π cm2 Calculate the perimeter of sector OAB. 6 cm2. (a) Show that the exact length of BCis r ˜ 5− 2 3. Answer to Diagram NOT ac The diagram shows a sector of a. of a different circle, also centre O. [2] [2] (i) (ii) (iii) Express 460 in radians, correct to 3 significant figures. The length of the arc from A to B is 15cm. (4 marks). 6 radians, OA = 6 cm and OA is perpendicular to OC. 6 radians, OA = 6 cm and OA is perpendicular to OC. OAB is a sector of a circle, centre O. Angle AOB is θ radians. A 1? B 1?, A 2? B 2? are all arcs of circles with centre O. The radius is 3. Angle POQ is 0. Find the perimeter of the sector. The points A, B and C are on the circle and AOˆC =q. O A B C In the diagram, OABis a sector of a circle with centre Oand radius 2r, and angle AOB= 1 6 π radians. Angle BOC is 2. It's a circle with a sector. A Y X O B Given that OB = 10 cm, AY = 4 cm, XAY = 1. The diagrams below show two triangles both satisfying the. (Total 6 marks) 11. (c) Describe fully a sequence of transformations that maps the curve y= f x on to y= h x. The diagram shows a sector of a circle, centre O, with one angle shown as being 110°. 5 cm2 correct to 1 decimal place. the angle between the radii OA and OB is θ radians. The diagram shows a sector OAPB of a circle, centre O. Find the length of the minor arc AB. The area of the sector is 40 cm 2 Calculate the perimeter of the sector. Cari nilai dalam radian. naked skiny women
a) find the area cal sector OAB giving your answer to 1 d. . The diagram shows a sector oab of a circle with centre o
(a) Calculate the length of the arc RST of the sector (3s. 4 12 cm rad A The diagram shows a circle with centre O and a chord AB. 7 cm, find its area. The area of sector OAPBis 𝜋cm2. AC is a chord of the circle. Solution Show Solution. A, B, C and D are points on the circumference of the circle. The area of sector AOB is 20 mnr. (8 marks. 25 cm^2\\] Calculate the perimeter of this sector. 4 radians. The following diagram shows a circle, centre O and radius mm Muskingum County. Answer: B I U. The diagram shows a sector of a circle OAB. OA = OB = 5. 4 cm The diagram shows a sector OAPB of a circle, centre O. OA = OB = 5. The length of the arc from A to B is 15cm. If the radius of the circle is 8cm calculate: (a) The area of the shaded area. O A B C In the diagram, OABis a sector of a circle with centre Oand radius 2r, and angle AOB= 1 6 π radians. 4 cm. Part of the square is shaded and labelled R. 19 The diagram shows a triangular prism. containing an angle θ°. The points A, B and C are on the circle and =θ. Find the value of r. Steps 1 and 2 of the planning process should take around 5 minutes. [3 marks] Let , for. cm 2 (Total 2 marks) 2. The smaller one has centre P, radius 3 cm, and passes. 7 radians. The arc of the circle AB subtends an angle of 1. Part of the square is shaded and labelled R. Calculate the area of sector OAB. (a) Find the length of the arc AB. In the diagram, A is a point on the circumference of a circle with centre O and radius r. The length of the arc from A to B is 15cm. the arc measure and radius and it doesn't show the central angle measure?. The circle is divided into five equal sectors. Angle ABC = 128°. 4 cm. Find, to 3 significant figures, a the perimeter of the minor sector OAB, b the perimeter of the major sector OAB, c the area of the minor sector OAB, d the area of the major sector OAB. 16] (a) (b) JABATAN PENDIDIKAN NEGERI SABAH MODULE. The diagram shows a sector of a circle of radius 5 cm and angle θ radians. (2) 4Solve, for xin the interval 0 ≤x≤ π, the equation sin (2x−π 3 ) = 1 2 giving your answers in terms of π. The region R is bounded by the arc AB and by the lines AC and CB. In the diagram, OAB is a sector of a circle with centre O and radius 2r, and angle AOB = 1/6 π radians. The shaded region is bounded by the circumference of the circle and the arc with centre A joining B and C. 7 radians. (a) Find the length of the arc AB. Transcribed image text: The following diagram shows a square ABCD, and a sector OAB of a circle centre 0, radius r. Calculate the are of the sector. The point Cis the midpoint of OA. Points P and O lie on the circle suc'. the angle between the radii OA and OB is θ radians. (a) Find the length of the arc AB. Transcribed image text: The following diagram shows a square ABCD, and a sector OAB of a circle centre 0, radius r. Markscheme A1 N1 [1 mark] r AO^B=θ θ θ=2π 5 2b. An equilateral triangle BCO adjoins the sector. 8 radians and the radius of the. of a circle with centre 0, where I lies on OA,. The point Cis the midpoint of OA. 1 cm, afind the value of θ , (2) bfind the area of sector OAB. Ois the centre of the circle which has a radius of 5. The perimeter of the region XABYX is 15. Find the value of rand of θ. cm [3] (b) The surface area of a sphere is the same as the area of the sector. Give your answer . The diagram shows a right-angled triangle and a semicircle. The diagram. (b) The perimeter of the shaded area. The image shows a) a circle with the diameter of 20 cm and b) a circle with the radius of 7 m. The following diagram shows a circular play area for children. [3 markah] Calculate the area, in cm2of sector OAB. The area of the shaded region is 100 cm2 Angle PCR = 30 ° Calculate the length of the arc PQR. The following diagram shows a circle, centre O and radius mm. The point C is the midpoint of OA. The two radii divide the circle into two sectors, called correspondingly the major sector OAB and the minor sector OAB. The shaded region is bounded by the circumference of the circle and the arc with centre A joining B and C. Angle =50°Sector has area 20𝜋cm2 Calculate the perimeter of sector. 15 cm 10 cm O Diagram NOT accurately drawn 10 cm The diagram shows a sector of a circle, centre O, radius 10 cm. OA = OC = 10. 7 radians. Calculate the radius of the sphere. Angle subtended at centre = 𝜃. Diagram NOT accurately drawn The diagram shows a sector of a circle, centre O, radius 10 cm. jakeharris02 Aug 15, 2019. The diagram shows a circle, centre C. . restaurant depot jobs, 5k porn, when a narcissists world falls apart, cojiendo a mi hijastra, stepsister free porn, glock locking block gen 3, nba pack simulator unblocked, body rubs boston, hot tubs lexington ky, neptune water meter, kohler 24 hp engine surging, bae doona nude co8rr