The equation a = 2(b + b)h can be used to determine the area, a, of a trapezoid with height, h, and base lengths, bu
and by which are equivalent equations? Check all that apply.
20 - b= b 2
-b2 = 1
B
2a-b2 = 1
20_=h
b, + b2
=h
2(b +62)

Can you simplify 4/7? 24 points will be awarded!

Find two numbers if their sum is 91 and the ratio is 6: 7?

Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.