9.3 Find Unknown Measures

Elise is painting a stage set that has an area of 48 square feet. The width of the set is 6 feet. What is the length?

Jada has 38 yards of fencing to put around a paddock for some goats. She has the length set as 10 yards. What is the width of the paddock?

Cameron is digging up a section of grass to plant a vegetable garden. The garden will be 30 feet long and have a perimeter of 80 feet. How wide will the garden be?

Jackie is marking off a section of a yard to practice field hockey. The area of the section is 56 square meters. The length is 8 meters. What is the width of the section?

The square-shaped plaza at the center of a small village has an area of 100 square meters. How can you find the length of one side of the plaza?

Use the area or perimeter formula to find the unknown measure.

Use the area or perimeter formula to find the unknown measure.

Use the area or perimeter formula to find the unknown measure.

Use the area or perimeter formula to find the unknown measure.

Checkers is one of the oldest board games still

played today. The oldest known checkerboard is over 5,000 years old. A standard checkerboard is square and has an area of 64 square inches. What is the length of one side of the board?