Question

Find the value of x.

Answer 1

Step-by-step explanation:

Taking 45° as reference angle, we have

• Hypotenuse (h)= 5√2
• Perpendicular(p)= x

Now,

Sin 45°=p/h

√2/2=x/5√2

√2×5√2=2×x

5×2=2x

10=2x

x=10/2

x=5

Hence, second option is correct answer.