area of triangles lesson

​two

​9

​Fill in the blanks on your notes

Fill in the Blanks

what is the area of this triangle?

Fill in the Blanks

what is the area of this triangle?

Fill in the Blanks

what is the area of this triangle?

Fill in the Blanks

This time, I told you the area.

Find the base

Remember $36=\frac{1}{2}b\times9\ \ \ \ OR\ \ \ \ \ 36=\frac{b\times9}{2}$

You're going to have to multiply 36 by 2 first

Fill in the Blanks

find the area of this triangle.

Fill in the Blanks

find the area of this triangle.