SSC CGL 6 Aug 2017 Shift 1 Paper

Question : 70 of 100

Marks: +1, -0

ΔDEF is right angled at E. If m∠F =45°, then what is the value of 2 sin F × cot F ?

Solution:

According to the question,

/ ∴ 2 sin F cot F = 2 sin 45° cot 45°

=2×1/√2×1=√2

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