Math, asked by akilacps9833, 1 year ago

1) If tan A = √2 - 1 , show that sin A cos A = √2/4
2) Given ΔACB right angled at C in which AB = 29 units , BC = 21 units and ∠ABC = θ . Determine the values of:
(i) cos2θ +sin2θ (ii) cos2θ - sin2θ

Answers

Answered by toharini

0

Answer:

Step-by-step explanation:

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