Working with Formulas Answers

What is the surface area of a cube that has a side length of 2.2 meters?Use the formula , where SA is the surface area of the cube and s is the length of each side.

The top of Mrs. Vonvilla’s coffee table has the dimensions shown. She wants to put a bumper around the edges of the table to protect her child in case he falls. What is the perimeter of the tabletop? Use the formula for the perimeter of a rectangle, , where P is the perimeter, l is the length, and w is the width.

Ed spoke to his cousin in Australia, who told him it was that day. Ed wasn’t sure if that was hot or cold, so he converted the temperature to degrees Fahrenheit. What is the temperature in degrees Fahrenheit?Use the formula, , where F is the number of degrees in Fahrenheit and C is the number of degrees in Celsius. Round your answer to the nearest whole number.

During his science experiment, Yuri measured the temperature of a water sample as 24 degrees Celsius. To determine the temperature in degrees Fahrenheit, he used the formula , where F is the temperature in degrees Fahrenheit and C is the temperature in degrees Celsius. Which is a correct step in the process Yuri should take to convert the temperature? Check all that apply.

Chloe is installing new windows in her house and needs to determine the amount of sealant she will need around the outside edge of each rectangular window. Each of the windows has an area of 2,160 with a length of 60 inches. What is the perimeter of each window? To find the width of each window, use the formula , where w represents the width, A represents the area, and l represents the length. To find the perimeter, use the formula , where P represents the perimeter, l represents the length, and w represents the width.

Dan’s new appliance arrived in a cardboard box in the shape of cube. What is the surface area of the cardboard box?Use the formula , where SA is the surface area of the cube and s is the length of each side.

Serena’s average speed during her training run was 8 kilometers per hour over the 2 hours that she ran. What was the total distance that she ran?Use the formula d = rt, where d represents the distance, r represents the rate, and t represents the time.

Mr. Lin received a box of books in the shape of a rectangular prism. The volume of the box is 486 . What is the width of the box?Use the formula , where l is the length of the prism, h is the height, V is the volume, and w is the width.

A rectangular tile has the dimensions shown below. What is the area of the tile?Use the formula for the area of a rectangle, A = lw, where A represents the area, l represents the length, and w represents the width.

This morning, Sam walked 4 kilometers in 50 minutes. At what rate did Sam walk?Use the formula , where r is the rate, d is the distance, and t is the time,

What is the surface area of a cube that has a side length of 8 mm?Use the formula is , where SA is the surface area of the cube and s is the length of each side.

The cafeteria uses rectangular trays with a raised edge around them. The area of the flat surface of each tray is 228 and its length is 19 inches. What is the perimeter of the tray, where the raised edge is? To find the width, use the formula , where w represents the width, A represents the area and l represents the length. To determine the perimeter, use the formula , where P represents the perimeter, l represents the length, and w represents the width.

Ivan’s shower floor is rectangular with the dimensions shown. He needs to put new sealant around all four edges of the shower floor. What is the perimeter of the shower floor? Use the formula for the perimeter of a rectangle, , where P is the perimeter, l is the length, and w is the width.

It took the race car 22 minutes to travel 114.4 kilometers. At what rate did the car travel? Use the formula , where r is the rate, d is the distance, and t is the time. Round your answer to the nearest tenth.