To find the length of the diagonal AB:

Question

You would first use the Pythagorean Theorem on the bottom of the box rectangle to find the diagonal CB = 5 cm

Then use CB as of the triangle ACB, with AB being the hypotenuse .

AB is approximately = 13 cm

Word Bank:
5 cmthe perimeter formula for a rectangle13 cm3 cm89 cm73 cmsquare root 7 cmthe Pythagorean Theoremthe area formula for a rectangle11 cmthe hypotenusea leg

Answer 1

of the triangle