Circles Area

A baker is making a giant pizza with a diameter of 42 inches. a large jar of tomato sauce can cover 90 square inches of pizza. How many jars of tomato sauce does the baker need to buy to cover all the pizza?

Mathematical Equivalence

ON

Tags

CCSS.7.G.B.4

What is the area of the yellow?

• 78.5 mi²

• 19.625 mi²

• 39.25 mi²

• 31.4 mi²

Tags

CCSS.HSG.C.B.5

How many cookies are there?

• 48 cookies

• 24 cookies

• 8 cookies

• 4 cookies

Tags

CCSS.4.MD.A.2

The radius of this pizza is 9 ½ in. What is the approximate area of the pizza?

• 81 in²

• 29.83 in²

• 59 ⅔ in²

• 283 ½ in²

Tags

CCSS.7.G.B.4

A dog is leashed up to a peg at the center of the backyard. If the length of the rope is 18.3 m (radius), what will be the maximum area the dog can walk around?

• 1051.6 m²

• 57.5 m²

• 75.76 m²

• 4206 m²

Tags

CCSS.7.G.B.4

A clock face has a diameter of 10 inches. What is the approximate area of the clock face in square inches?

• 314 in²

• 31.4 in²

• 7.85 in²

• 78.5 in²

Tags

CCSS.7.G.B.4

Wyatt notices that a local pizza parlor is running a special on their 16'' supreme thin crust pizza with no crust around the outer edge. If Wyatt orders 3 pizzas, what would he total area of the three pizzas be?

• 201.1 square inches

• 2,412.7 square inches

• 75.4 square inches

• 603.2 square inches

Tags

CCSS.7.G.B.4

A circle pool has a radius of 7.5 ft. Monica wants to know how many ft of a pool cover she needs to buy?

• 23.55 ft²

• 176.63 ft²

• 47.1 ft²

• 706.5 ft²

Tags

CCSS.7.G.B.4

A sprinkler that sprays water in a circular area can be adjusted to spray up to 30 feet. To the nearest tenth, what is the maximum area of lawn that can be watered by the sprinkler?

• 188.4 ft²

• 706.5 ft²

• 183.6 ft²

• 2,826 ft²

Tags

CCSS.HSG.C.B.5

Olivia ordered a 12'' cookie cake for her birthday. She requested the icing to have a sun covering the center and be 8'' in diameter. How much of Olivia's cookie cake is covered by icing?

• 12.6

• 50.3

• 201.1

• 452.4

Tags

CCSS.7.G.B.4