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13 votes
13 votes
A, B and Care points on the circumference of a circle with centre O.

LACB = 74°
74
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Calculate the value of x.
(4 marks)
0x =
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O

A, B and Care points on the circumference of a circle with centre O. LACB = 74° 74 Diagram-example-1
User Orin MacGregor
by
3.2k points

1 Answer

10 votes
10 votes

Answer:

x = 16°

Explanation:

AOB = 74 · 2 = 148°

triangle AOB is isosceles

2x + 148 = 180

2x = 180 - 148

2x = 32

2/2 x = 32/2

x = 16°

User Gokul Kulkarni
by
3.1k points
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