Which quadrilaterals have diagonals that bisect eachother?

In 14 days, the daily high temperature in Cedar Hills dropped by 16.8 degrees Fahrenheit. What is the average daily rate of change in the high temperature in degrees Fahrenheit? A) + 2.2 B) + 1.2 C) + 1.1 D) - 1.2 E) - 2.2

What's 6^2 divided by 2 (3) + 4 =

there are 300 staff members this year. this is 25% lower than last years number of staff members. what was last years number of staff members?

A pair of $120 shoes was discounted 20 percent. A customer had a coupon for an additional $5 off. What was the final price of the shoes? A) $90 B) $91 C) $92 D) $96

What's 17=2x+3x+7 so I can no do homework

To study the mean blood pressure of all people in her state, Christine samples the population by dividing the residents by towns and randomly selecting 9 of the towns. She then collects data from all the residents in the selected towns.

What are all the values that make x^2 + bx + 144 a perfect square?

Write the fraction in decimal notation 3 1/100

A cylinder has a radius of 6 inches and is 15 inches tall. What is the volume of the cylinder? Express the answer in terms of x

A student simplified the expression 6^2/36^2 as 1/3. Do you agree with this student? Explain why or why not