Please I need step by step solution. Q/ sin135° Use half angle identity.

asked May 24, 2023 52.3k views

15 votes

Please I need step by step solution.
Q/ sin135° Use half angle identity.

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6 votes

Answer:

Explanation:

Sin (90 + Ф ) =Cos Ф

135° = 90 + 45

Sin 135° = Sin (90 + 45)

= Cos 45°

= (1)/(√(2))

Shivanka answered May 30, 2023

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