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Find the value of 2.
A.126
B.121.5
C.117
D.63

Find the value of 2. A.126 B.121.5 C.117 D.63-example-1

1 Answer

4 votes

Answer:

D

Explanation:

The tangent- tangent angle x is half the difference of the intercepted arcs.

The sum of the 2 arcs on the circle = 360°, thus

lower arc = 360° - 243° = 117°, then

x =
(1)/(2) (243 - 117)° = 0.5 × 126° = 63°

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