If you toss 9 fair coins, in how many ways can you obtain at least one tail ?

Angle A and Angle B are complementary. Measure angle A = 2x and measure angle B = 4x + 30°. What is the measure of the angle supplementary to angle A?

The difference of a number and 1

The courtyard behind Jennie's house is shaped like a trapezoid the bases measures 8 meters and 11 meters the height of the trapezoid is 12 meters what is the area of the courtyard

Convert x^2-6x+9 to factored form and identify the solution

W is between X and Y on XY. WX = x + 10, WY = x - 6, and XY = 10. Which of the following equations could be used to find the value x? 1. x + 10 = 10 2. x - 6 = 10 3. (x + 10) + (x - 6) = 10

The circumference of a circle is about 25.3 in find the area of the circle using 3.14 as an approximation for pie. Round your answer the nearest hundredth

Juanita wants to participate in a 20-kilometer bicycle race. she is considering using one of the two training programs below. Program A: ride 10 kilometer on the first day and increase the Distance by an additional 500 meters each day.

Suppose you average 52 mi/h traveling on the highway. If you drive for 5 hours, how far will you travel? A. 260 miles B. 250 miles C. 350 miles D. 240 miles

A rectangular swimming pool is 6ft deep. One side of the pool is 4.5 times longer than the other. The amount of water needed to fill the swimming pool is 1728 cubic feet. Find the dimensions of the pool.

The 3 in 3.62 stands for 3