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the diagram shows a sector of a circle, centre o

what is the area of sector POQ if angle POQ is equal to 40 degree? Show that , correct to 3 decimal places. (b) Show that the length of the chord AB is 5.06 cm, to 3 significant figures. 1. The diagram shows a sector AOB of a circle with centre O and radius 6 cm. The point F is on the beach and vertically below P. The point A is 55m from F, along the horizontal beach. Diagram 2 shows a circle with centre O. The length of AD is 6 cm. Angle AOB = 120 degrees. The diagram shows a sector of a circle, centre O, with one angle shown as being 110°. Diagram 1 shows a sector AOB with centre O. ... OKL is a sector of a circle, centre O, radius 5.6 cm. The Radius Of The Circle Is 10 Cm. Solved: The diagram shows a sector of a circle, center O. Calculate (a) the area of the sector, Answer(a) cm2 [2] BD is a straight line. Give your answer correct to 3 significant figures. Give your answer correct to 3 significant figures. In the above diagram, O is the center of the circle and and are radii of the circle. The radius of the circle is 6cm. O is the centre of a circle, If the area of the sector OAPB is 5/36 times the area of the circle then find the value of x. asked Oct 3, 2018 in Mathematics by Tannu ( 53.0k points) areas related to … Answer(a)(i) x = ..... [3] (ii) The points A and B of the sector are joined together to make a hollow cone. (c) Find the area of the minor sector OAC. Find the total area of the three parts of the sector lying outside the circle with centre C. … The arc ABC is a quarter of a circle with centre O and radius 4.8 cm. 9 π 2 (a) Find the value of [3] (6) 4. A diagram shows a sector of a circle with centre O and radius 20cm. The segment R, shaded in the diagram above, is enclosed by the arc AB and the straight line AB. The diagram shows a sector of a circle, centre O. Prove that the perimeter of shaded region is r 6794 Views AC Is A Chord Of The Circle. The radii of a circle are all the same length. Calculate the area of the segment shaded in the diagram. The diagram shows a sector AOB of a circle, centre O, radius 9 cm with angle AOB = 50°. The radius of the circle is 15 cm. The area of the sector AOB is 11 cm2 Given that the perimeter of the sector is 4 times the length of the arc AB, find the exact value of r. The point D lies on OB such that the length of OD is 2 cm. Angle KOL = 40°. In the diagram, OAB is a sector of a circle with centre O and radius 8 cm. The radius is half the length of the diameter. (b) Calculate the length of the minor arc ACB. The point C lies on OA such that OCD is a right angle. the diagram shows a sector OPQ of a circle with centre O. the radius of the circle is 18m and the angle POQ is 2π / 3 radians. The diagram shows a sector of a circle with centre and radius 20 cm. The point C lies on OB and iss such that AC is perpendicular to OB. The diagram shows a sector of a circle of radius 7 cm. Figure 1 shows a sector AOB of a circle with centre O and radius r cm. The diagram below shows a circle centre O, with radius r.The length of arc ABC is 3 π cm and C O ˆ A =. 3. Calculate the area of the sector. Calculate the perimeter of the table top. Angle BOD is 90°. Answer cm 2 [4] An arc can be measured in degrees. The circle shown has centre O and radius 3.9 cm. Angle BOA radians. Show all working. The length of the arc AB is 4r. The sector angle is 38°. The points A, B and C lie on the circumference of the circle, and AÔC = 1.2 radians. This preview shows page 1 - 4 out of 7 pages. In given fig. Worked Solution The diagram shows a point P at the top of a cliff. The angle AOB is θ radians. The radius of the circle is 13cm. The diagram shows a sector of a circle, centre O, radius 5r. B C с 10cm 10cm 30° O Select One: A 2571-75 Cm 2 3 O 2576 Cm2 3 257-25 3 Cm2 O … QUESTION 10 The diagram shows a sector of a circle, centre o, radius 10 cm.The arc length of the sector is 15 cm. Give your answer correct to 3 sig figs. Give your answer correct to 3 significant figures. a) find the length of the arc PQ, giving the answer as a multiple of π. b) the tangents to the cirlce at the point P and Q meet at the point T. and the angles TPO AND TQO are both right angles Question: The diagram shows a sector of a circle, centre O. the area of a circle PQR with centre O is 72 cm square. AC is an arc of the ... as shown in the diagram below. The angle of the sector is 150°. AB is perpendicular to the radius OQ and meets OP produced at B. In Fig., is shown a sector OAP of a circle with centre O, containing ∠θ. Find the value of , in radian. 9 π 2 (a) Find the value of π cm and C O ˆ A =. Angle AOB = 0.6 radians. (c) Calculate, in cm, the perimeter of R. In the diagram above, the part of the circle from B to C forms an arc. AC is a chord of the circle. 8 (a) The diagram shows a sector of a circle with centre O and radius 24 cm. Calculate the area of the sector. An arc is a part of a circle. (b) Find the perimeter of the minor sector OAC. i got 221.. but im sure its not right Give your answer in … The angle AOB is 1.5 radians...? Diagram not drawn to scale. (a)By considering the triangle POC, show that x is equal to 7.5cm, correct to one decimal place O r A C B (a) Find the radius. Angle AOB is theta radians. (a) Find the length of the arc ABC. The radius of the circle is 13 cm. The diagram above shows the sector AOB of a circle, with centre O and radius 6.5 cm, and AOB = 0.8 radians. Give your answer in suitable units. (a) The perimeter of the shaded area. The radius of the circle is 13 \ cm. 3 The diagram shows a sector, centre O. The diagram shows an arc AB of a circle, centre O. Triangle OAB is equilateral. AB = .....cm [3] 12 A metal pole is 500 cm long, correct to the nearest centimetre. NOT TO Answer x — Calculate the area of the sector. The diagram shows a large tin of pet food in the shape of a cylinder. Work out the area of the shaded segment. The following diagram shows a circle with centre O and radius 9 cm. A boat in a circular lake lies at its centre . The length of the arc AB is 7.5 cm and the perimeter of the sector AOB is 25 cm. x y 8 cm 8 cm 10.1 Show that the area of the rectangle, A, is given by A x x 256 2. The angle of the sector is 150^o. The diagram shows a sector OAB of a circle with the centre O and radius rcm. The perpendicular distance of the boat is 1 0 m from a bridge lying in 4 0 m distance across the circular lake. The angle of the sector is 30°. [ 3 marks ] 2. Worked Solution. O (3 marks) 15.2 cm 165° 4 AOB is a sector of a circle, centre O and radius 6 cm. The diagram shows the design of an earring. O 38° B NOT TO SCALE A 25 cm The diagram shows a sector of a circle, centre O, radius 25 cm. L p = 1050 Hence find The diagram shows a sector of a circle, centre O. [4] Arc B is part of the circle with centre M and radius PM, where M is the mid - point of PQ. The diagram shows two arcs, A and B. Arc A is part of the circle with centre O and radius OP. The angle at the centre of the circle is 40 degrees. Calculate the area of the sector. The following diagram shows a circle of centre O, and radius r. The shaded sector OACB has an area of 27 cm 2. A circle with centre and radius cm lies within the sector and touches it at P, Q and R. Angle POR = 1.2 radians. Show that the length of OC is approximately 1.65 cm and find the length of CD. Tutorial 11 Circular Measure 1. The diagram shows a sector of a circle, centre O. i. The diagram shows a sector OBC of a circle, centre O and radius 12 cm. The side OC is 20cm and OA is 12cm. Work out the length of arc . 2. Find the area of the sector in terms of r, giving your answer in its simplest form. Page 5 Q4.The diagram shows a sector of a circle, radius 12 cm. Answer 4 cm ABC is a sector of a circle, radius 4 cm and centre C. The length of the arc AB is 8 cm and angle ACB = xo. This preview shows page 4 - 7 out of 14 pages.. (2) (Total 18 marks) 6.) The earring consists of a circle inside an equilateral triangle. The angle of the sector is 150 degrees. Not drawn accurately Show that the perimeter of the sector is greater than 52 cm. Calculate the value of x. 15cm 10 cm 10 cm O Work out the perimeter of the sector. Give your answer correct to 3 significant figures. The chord AB subtends at an angle of 750 at the centre. ii. (a)Calculate, in cm2, the area of the sector AOB. Angle AOC = 30° Calculate The Area Of The Shaded Segment. The diagram shows a table whose top is in the shape of part of a circle with centre, O, and radius 60 centimetres. Give your answer correct to 4 significant figures. GCSE Higher: A yellow equilateral triangle has been painted on a purple sector. The mid-points of OB and OC are A and D respectively. Calculate the length of the arc AB. 1B Math diagram below shows a circle, centre O, with a radius 12 cm. Find the distance that the boat will have to travel to reach to the extreme point of left side of bridge is m 5 m. Then, m is Given that the length of the major arc RS is 45 cm , find the length , in cm , of the radius. OAB is a sector of a circle, centre O. Show that the area enclosed by the two arcs is equal to 25 (3 − 6 π ) c m 2 Work out the length of arc AB. Question: The Diagram Shows A Sector Of A Circle With Centre O. Find the perimeter of the sector… Solution for 2, The diagram shows the sector of acircle with centre o 5m 50° The radius oA the circle is 5M and the ang le of the sector is 50° The diagram shows a sector OAB of a circle, centre O and radius10 cm. Calculate the value of x. Calculate the area of sector OAB. If the radius of the circle is 8cm calculate: (a) The area of the shaded area. ABC Is An Arc Of The Circle. Arc. The tangents to the circle at A and at B meet at P. 12 cm P diagram not to scale I(I-CŒIO -.¥ (a) (b) (c) Using the cosine rule, show that the length of AB is COS S COS Find the length of BP. The angle of the sector is 60°. (i) The total perimeter of the sector is 68 cm. A circle with centre C and radius xcm lies within the sector and touches P,Q,R |

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