Question

If perpendicular =a and hypotenuse=√2a find sin A

Answer 1

Answer:

we know that

SinA(if angle=A)=Perpendicular/Hypotenuse

thus,SinA=a/√2

Answer 2

Answer:

perpendicular=a

hypotenuse= √2a

SinA=P/H

SinA=a/√2a

SinA=1/√2

SinA=Sin45°

A=45°