A shape is randomly selected from the following quadrilaterals: parallelogram, rhombus, rectangle, square, and trapezoid. What is the probability that it has four right angles, given that it has four congruent sides?

Nine less twice a number is the same as three more than the number in standard form

As a bowling instructor, you figure your students' averages during tournaments. In 5 games, one bowler had the following scores: 143, 156, 172,133, and 167. What was that bowler's average?

N^2 + 5n - 1 evaluate the expression when n = - 6

Idenify 2 solutions to the inequality y< - 3/2x + 2

48 is what percent of 160

Cds are on sale, 3 for $27.00. How much will 5 cds cost at the sale price?

The height of the equivalent triangle below is 15 units. What is the value of x?

Juan and his little brother Miguel ran around a circular track together. Juan ran on the inner track, which has a radius of 30 feet. Miguel ran on the outer track which has a radius of 40 feet. How much farther did Miguel run than Juan?

1/4,1/3,1/6 in order from least to greatest

A farmer builds a fence to enclose a rectangular pasture. He uses 160 feet of fence. Find the total area of the pasture if it is 50 feet long