Question

Need help, not answers, Will fan and give medal

A triangle has a base of 9 inches and a height of 4 inches.



What is the area of the triangle?









A.
18 square inches







B.
13 square inches







C.
15 square inches







D.
36 square inches

I think it's A, But I want to be sure

Answer 1

AreOfTriangle=HeightBase/2

Answer 2

what's the area of the rectangle?

Answer 3

32?

Answer 4

4*9 = ?

Answer 5

32

Answer 6

nope, try again please

Answer 7

Oh 36!

Answer 8

yep! k, now i'm going to split the rectangle into 2 equal parts...

Answer 9

does where i draw the line change the area of the rectangle?

Answer 10

no

Answer 11

good.

Answer 12

now i make 2 small triangle which, taken together, compose the triangle i want the area of...

Answer 13

it has a base of 9 and a height of 4.