Question

Find the value of each variable

Answer 1

Explanation:

`√(c^2 + c^2 )` = 9√2

c√2 = 9√2 ⇒ c = 9

b = 2c ⇒ b = 18

d =
`√(18^2 - 9^2 )` =
`√((18 - 9)(18+9))` = √243 = 9√3

a = c = 9

b = 18

d = 9√3