Question

Find the area of the triangle.

Answer 1

A=1/2 * h * b

Answer 2

do you know of pythogorean theorem? use it to find heighht.

Answer 3

no i dont kknow it

Answer 4

15^2 = 9^2+h^2

h=12

so
A=1/2*9*12=54

Answer 5

okay for this one wouldnt it be 36?
Find the perimeter of an equilateral triangle with side length of 12 inches.

Answer 6

it 54

Answer 7

can you explain the p theorm to me

Answer 8

Where c is the longest side of the right triangle.