2, 3 A, B and C are points on the circle with centre O such that AB = BC =-AO. OA = x %3D 4 B 1 A :3.1 Calculate the size of Ô, rounded off to the nearest degree. 3.2 If Ö, = 97° and x 10 cm, calculate the length of AC correct to two decimal places.
2, 3 A, B and C are points on the circle with centre O such that AB = BC =-AO. OA = x %3D 4 B 1 A :3.1 Calculate the size of Ô, rounded off to the nearest degree. 3.2 If Ö, = 97° and x 10 cm, calculate the length of AC correct to two decimal places.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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Transcribed Image Text:A, B and C are points on the circle with centre O such that AB = BC =- AO.
3
%3D
OA =x
1
A
1
1
C
: 3.1 Calculate the size of Ö, rounded off to the nearest degree.
3.2
If Ö, = 97° and x = 10 cm, calculate the length of AC correct to two decimal places.
%3D
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2,
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