the formula for the area of a trapezoid is A=1/2(b1+b2), where h is the height and b1 and b2 are the two bases. rewrite the formula to solve for b2 in terms of a, h, and b1

To make a monster appear large in a movie, a human actor wore a costume and walked through a scale model of a city. the scale used was 1 inch = 15 feet. the actor is 60 inches tall. how tall does the monster appear in the movie? question 5 options: 720 feet 75 feet 4 feet 900 feet

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?

In a sale there is 25% of all prices a chair costs £45 in sale how much was it before the sale