PLZZZ HELP

Expand.
Your answer should be a polynomial in standard form.
(2m-8)^2=

4m^2- 3 2m + 64 , tell me if it’s right, good luck!

6xy and -16xy000000000

A)26•2=52there are 2 sides with the same length116-52=64the other 2 side have to be half of 64 each64/2=32the width is 32b)make two sentences about these steps because your teacher knows how you write and explain things.