Question

http://prntscr.com/5zfuuh @sleepyjess

Answer 1

Well this is interesting, give me a minute :)

Answer 2

Ok, my thoughts are to make this one big rectangle, then cut out the area of two triangles.

Answer 3

turns into

Answer 4

We know that the height is 25, and by adding the 2 lengths given for the bases, the base is 26, so what is 25*26?

Answer 5

650

Answer 6

Ok, now we need to subtract the area of the 2 triangles not in the original figure. Do you know the formula for area of a triangle?

Answer 7

And we know the lengths since these parts are congruent. We can get that this equals 21 because the entire side is 25