Question

in triangle abc angle b is equals to 90 and 10 is equals to 1 then prove that 2 Sin A cos A is equals to 1​

Answer 1

Answer:

In triangle abc angle b is equals to 1 then tan square theta is equal to 1 then tan square theta is equal to 1 then tan square

Answer 2

2 sin A cos A = 1

2 sin 45 cos 45 = 1

$2 \times \frac{1}{ \sqrt{2} } \times \frac{1}{ \sqrt{2} } \\ = 2 \times \frac{1}{2} \\ = 1$

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