Question

Someone please help me

Answer 1

Area = 6cm^2

Explanation:

Pythagorean Theorem =
`a^(2) + b^(2) = c^(2)`

`a^(2) + 3^(2) = 5^(2)`

or

`a^(2) + 9 = 25`

Subtract 9 from 25.

25 - 9 = 16

Square root 16 to get 4.

a = 4

Now to find the area.

Area = 1/2(3*4)

12/2 = 6