The area of a trapezoid is found using the formula A = {h (bı + b2), where A is the area, h is the height, and bị and b2 are the lengths of the
bases. What is the area of a trapezoid with the height of 12, b1 = x + 1,
and b2 = x + 3?

Answers:
A: 12x^2+48x+36
B: 12x+24
C:6x^2+24x+18
D:24x+48

Which inequality statement describes the two numbers on a number line? "? 7 and a number 5 units to the right of ? 7"

The perimeter of the rectangle is 120 feet. if the length of the rectangle is ten feet more than the width ,what are the dimensions (length and width) of the rectangle?

Students are getting signatures for a petition to increase sports activities at the community center. the number of signatures they get each day is 3 times as many as the day before. the expression 3^6 represents the number of signatures they got on the sixth day. how many signatures did they get on the first day?