1) A rectangle has a length of 2x + 1 and a width of 5x - 4. Which expression best describes the area of the rectangle?
F
7x-3
H
10x2 – 3x - 4
14x - 6
J
10x2 + 13x-4

Flashback to semester a. are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr? show your work.

Someone me! if you’re smart you can solve this!

The areas of two similar triangles are 72dm2 and 50dm2. the sum of their perimeters is 226dm. what is the perimeter of each of these triangles?