passpadi

2013

Mathematics

JAMB

The value x in the figure given is

A.

110°

B.

100°

C.

70°

D.

130°

Correct Answer: 130°

Explanation

Sum of the angles in a triangle = 180° 180° - x + 60 + 70 = 180 130° - x = 180° - 180° = 0° x = 130°

Sum of the angles in a triangle = 180° 180° - x + 60 + 70 = 180 130° - x = 180° - 180° = 0° x = 130°
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