Unit 11: Applications Of Trignometry - Mathematics for XI (Science Group) - Multiple Choice Questions (MCQs) -

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Mathematics for XI (Science Group)
Unit 11: Applications Of Trignometrys
Multiple Choice Questions (MCQs)

21. In equilateral triangle, each angle is equal to:
(a) 30°
(b) 60° ✔
(c) 90°
(d) 45°

22. In equilateral triangle, each side of x units, the area of triangle will be:
(a) 3x / 2
(b) √ 3x / 2
(c) √ 3x / 4
(d) √ 3x² / 4 ✔