Question

Simplify, this eqaution ​

Answer 1

Step-1

Substitute the values in the Pythagorean Theorem.

Step- 2

Simplify and isolate the unknown by subtracting.

Step- 3

Take the square root.

a=9,b=?,c=15

Step-by-step explanation:

a2+ b2 = c2

or, (9)2 +(b)2=(15)2

or,81+ b2= 225

or,b2=225-81

or,b2= 144

or, √b2 = √144

.

. . b=12