State Sin45°+ Sin45° = Sin 90° as true or false and give reason for the same.

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Solution

Value of Sin 45 = 1/√2

Value of Sin 90 = 1

Hence ....
1/√2 + 1/√2 = √2 ≠ 1

Hence It is False .

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Similar questions

Evaluate each of the following

$\frac{s i n 30^{o}}{s i n 45^{o}} + \frac{t a n 45^{o}}{s e c 60^{o}} - \frac{s i n 60^{o}}{s i n 45^{o}} - \frac{s i n 30^{o}}{s i n 90^{o}}$

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(cos 0^{\circ} + sin 45^{\circ} + sin 30^{\circ}) (sin 90^{\circ} - cos 45^{\circ} + cos 60^{\circ}) =

Find the value of $sin 45^{\circ} + sin 45^{\circ}$

(c o s 0^{\circ} + s i n 45^{\circ} + s i n 30^{\circ}) (s i n 90^{\circ} - c o s 45^{\circ} + c o s 60^{\circ})

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