2. c) area of the shaded (Round your answer to three decimal places) Aina The diagram shows a circle with radius 12 cm and center at O, ZCOB = 30°, AOBQ is a straight line and the line CQ touches the circle at C. a) Show that the length of CQ is 4√3 cm. b) Find the area of the shaded region correct to two decimal places. A 10 12cm 300 90 4√3 cm в 6000 12 Sin(30) = d

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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Question
2.
b)
c)
length of
area of the shaded region.
(Round your answer to three decimal places)
Aina
The diagram shows a circle
with radius 12 cm and center at O,
ZCOB = 30°, AOBQ is a straight line
and the line CQ touches the circle at C.
A
b)
a) Show that the length of CQ is 4√√√3 cm.
Find the area of the shaded region
correct to two decimal places.
O`
0
て
12cm
300
90
4√3 cm
В 60º
CO
Sin(30) =
12
d
Transcribed Image Text:2. b) c) length of area of the shaded region. (Round your answer to three decimal places) Aina The diagram shows a circle with radius 12 cm and center at O, ZCOB = 30°, AOBQ is a straight line and the line CQ touches the circle at C. A b) a) Show that the length of CQ is 4√√√3 cm. Find the area of the shaded region correct to two decimal places. O` 0 て 12cm 300 90 4√3 cm В 60º CO Sin(30) = 12 d
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