Math, asked by makesh1, 1 year ago

I am confused in this question please help me out

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Answered by AbhishekNaman1

You study in which class/standard

Answered by anvisingh82anvi

sin A=4/5 that means in a triangle ABC perpendicular =4 and hypotenuse =5 so base=3 by pythagoreous theorem... So cos A=3/5
Cos²A=9/25 and sec²A=1/cos²A =25/9...so cos²A+sec²A=#706/225

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