The diagram shows a sector oacb
WebThe diagram shows a sector OACBof a circle, centre O, in which angle AOB= 2.5 radians. The line AC is parallel to OB. (i)Show that angle AOC= (5 – π) radians. [3] Given that the radius of the circle is 12cm, find (ii)the area of the shaded region, [3] (iii)the perimeter of the shaded region. [3] 2.5 rad WebThe diagram shows a sector OACB of a circle with centre O. The point C is the midpoint of the arc AB. The diagram also shows a hollow cone with vertex O. The cone is formed by …
The diagram shows a sector oacb
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WebAug 16, 2024 · 1 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. 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 Web1) The diagram shows the major sector OAB of a circle, centre O, radius 6.4 cm. The reflex angle subtended by the major arc AB at O is 260° a) Express 260° in radians, correct to 3 decimal places. b) Find the perimeter of the major sector OAB c) Find the area of the major sector OAB. 1) 260° in radians is 260×𝜋 180 =13𝜋 9
WebThe diagram shows a sector OAB of a circle with centre O and radius r cm. The angle AOB is radians and the perimeter of the sector is 30 cm. a) Show that = 30/r 2. b) Find the area of the sector in terms of r. c) Find the maximum possible area of the sector. rcm. Chapter 10, Exam Style Paper B #11. WebMay 20, 2024 · Math Resources /. geometry /. circles /. 11 The diagram shows a sector OACB of a circle, centre O, in which angl eAOB=2.5 adians. The line AC is parallel to OB. i Show that angle AOC=5- π radians. 3] Given that the radius of the circle is 12 cm, find ii the area of the shaded region. [3] iii-the perimeter of the shaded region. 3]
WebTranscribed Image Text: The following diagram shows a circle of centre O, and radius r. The shaded sector OACB has an area of 27 cm. Angle AOB = 0= 1.5 radians. А (a) Find the … WebThe diagram shows a sector AOB of a circle with centre O. The length of the arc AB is 6 cm and the area of the sector AOB is 24 cm^2. Find the area of the shaded segment enclosed by the arc AB and the chord AB, giving your answer correct to 3 significant figures. so you need to find the area of the triangle AOB and subtract it from the area of ...
WebThe diagram shows sector OAB of a circle, centre O. Angle AOB = 50° Sector OAB has area 20π cm2 Calculate the perimeter of sector OAB. Give your answer correct to 3 significant …
WebOct 5, 2024 · The diagram shows a sector OACB of a circle with centre The point C is the midpoint of the arc AB. The diagram also shows a hollow cone with vertex O. The cone is … th32957WebThe following diagram shows a circle of centre O, and radius r. The shaded sector OACB has an area of 27 cm². Angle AOB=0 =1.5 radians. B (a) Find the radius. (b) Calculate the … symbol specific heatWebThe diagram shows a sector OACB of a circle, centre O, in which angle AOB = 2.5 radians. The line AC is parallel to OB. (i) Show that angle AOC = (5 – π) radians. [3] Given that the … symbols people use in fortniteWebThe following diagram shows a circle with radius r and centre O. The points A, B and C are on the circle and AOˆC =q. The area of sector OABC is 3 4 π and the length of arc ABC is 3 2 π. Find the value of r and of q. (Total 6 marks) 10.) The diagram below shows a circle of radius r and centre O. The angle AOˆB = q. The length of the arc AB ... symbols pecsWebJan 13, 2009 · The diagram shows the distance-time graph of a train travelling from town A to town B. Write down the total time in minutes that (a) the train was moving, ... In the diagram, OACB is a sector of a circle centre O. The chord AB has length 10 cm and symbols people use to communicateWebOct 5, 2024 · The diagram shows a sector OACB of a circle with centre The point C is the midpoint of the arc AB. The diagram also shows a hollow cone with vertex O. The cone is formed by joining OA and OB. The cone has volume 2.6 cm ^ 3 and height 3.8 cm. Calculate the size of angle AOB of sector OACB. Give your answer correct to 3 significant figures. symbols phoneWebMay 9, 2024 · 21 The diagram shows a sector OACB of a circle with centre O. AB= square root of 72 Calculate the shaded area. Give your answer in terms of π. Question. Gauthmathier9014. Grade . 12 · 2024-05-09. YES! We solved the question! Check the full answer on App Gauthmath. Get the Gauthmath App. th32954