Calculate the area or perimeter/circumference as listed in the question. Check your Unit Tool Sheet for the formulas
as needed!
1.
The perimeter of a square is 20 ft. What is the area of the square?
2. The perimeter of a square is 40 in. What is the area of the square?
3. The area of a square is 36 cm2. What is the perimeter of the square?
4. The area of a square is 81 m2. What is the perimeter of the square?
5. The area of a circle is 113.04 cm2. What is the circumference of the circle?
6. The circumference of a circle is 6.28 in. What is the area of the circle?
Use the given information to solve the following rate, ratio, and scale word problems. Choose 3.
1.
Find the actual distance between Twin Oaks and Triple Falls if the distance on the map is 3 inches.
2. A photograph that measures 3 ½ inches high and 5 inches wide was enlarged. The enlargement is 12 ½ inches
wide. If the height and width were enlarged in the same ratio, what is the height of the enlarged picture?
3. A picture that measured 8 ½ inches high and 11 inches wide needs to be reduced so that it can fit into a frame
that measures 6 4/5 inches high. If all measurements are reduced in the same ratio, what will be the width of the
reduced picture?
4. Mark, who is 5 feet tall, told his dad that he could tell his dad’s height just by measuring his dad’s shadow. Mark
knew that his own shadow was 8 feet and his dad’s shadow measured 10 feet. How tall is his dad?
5. If a person walks 32 feet in 10 seconds, how far will he go in 72 seconds?
6. The scale on a map is 1 cm = 14.7 miles. Jessie wanted to ride his bike for 100 miles, how many centimeters
would 100 miles be on the map? (Round to the nearest tenth)
7. The scale on a globe is 1/8 inch equals 125 miles. How many inches is the circumference of that globe? (Use
25,000 miles for the circumference of the earth.)
8. Diane is making a large batch of soap. The recipe is a follows:
200 pounds lye
25 pounds of fragrance
125 pounds of olive oil
287.5 pounds of coconut oil
Diane has to reduce the recipe because she only has 138 pounds of lye. What should she reduce the coconut oil to?