Answer:
this one right here is very hard
Step-by-step explanation:
when i was in school i never learned this before
14. Is 25 percent
15. 20 percent
16.
Answer:
90 inches by 110 inches
Step-by-step explanation:
15 + 6(x + 1)
First, expand to get rid of parentheses.
Second, simplify. Keep your 6x and add 15 + 6.

Answer:
6x + 21
An isosceles trapezoid is a quadrilateral having the following properties: The median of an isosceles trapezoid is the line segment formed when we join the midpoint of one leg to the midpoint of the other leg of an isosceles trapezoid. The median forms a special theorem just for isosceles trapezoids.