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Pragyaan Protim Deka from DPS Duliajan, Duliajan

Subject :IMO Class : Class 7

In the given figure, PQ, RS and UT are parallel lines. If c = 75° and a = (2/5)c, find b + d/2.

A 92°
B 115°
C 112.5°
D 135.5°

Ans 1:

SankalpS from DPS Nagpur, Kamptee road, Nagpur

Class : Class 7