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MATHEMATICS

JAMB 2006 - Question 40

Mathematics 2006 JAMB Past Questions - Question 40: In the diagram above, find the value of x

Choose the most appropriate option for the gap .

In the diagram above, find the value of x

A: 55°

B: 50°

C: 45°

D: 40°

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Correct Answer

Explanation

y = 55 (alternate angles)x = x (same reason)260 + y + x = 360 (∠s at a point)260 + 55 + x = 360315 + x = 360x = 360 - 315x = 45°