What is the prime factorization of 50? (Please Explain)

If x = -2, then x 2-7x+10 equals a. 0 b.20 c.28

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

Plz ( true - false) all triangles have interior angles whose measure sum to 90.