Dimension Area

If a rectangle is drawn and another rectangle is drawn so that the sides are twice as big as the first rectangle, what happens to the area?

• doubles

• triples

• quadruples

• not enough information

Tags

CCSS.7.G.A.1

• The perimeter of the new rectangle will be the same as the perimeter of the original rectangle.
• The perimeter of the new rectangle will be 2.5 times as large as the perimeter of the original rectangle.
• The perimeter of the new rectangle will be 5 times as large as the perimeter of the original rectangle.

Tags

CCSS.7.G.A.1

Describe the effect of change on the area of the rectangle if the base and height are both multiplied by 1/2.

• The area is multiplied by 1/2

• The area is multiplied by 1/4

• The area is multiplied by 2

• The area is green

Tags

CCSS.7.G.A.1

If the ratio of the radii of two circles is 3:4, what is the ratio of their areas ?

• 3:4  

• 6:8

• 9:16

• 27:64

If a rectangle has an area of 48 cm², what would be the area of a similar rectangle if the dimensions are doubled?

• 96 cm²

• 192 cm²

• 216 cm²

• 2304 cm²

Tags

CCSS.7.G.A.1

Suppose the dimensions of a pentagon with an area of 12 are tripled Find the area of the new pentagon in square inches.

• 108

• 36

• 72

• 144

Tags

CCSS.7.G.A.1

If the ratio of 2 round dinner plates is 2:5, what is the ratio of their areas?

• 2:5

• 1:5

• 4:10

• 4:25

Tags

CCSS.7.G.A.1

Find the surface area

• 140.25 cm²

• 439.82 cm²

• 219.91 cm²

• 192.25 cm²

Find the Surface Area

• 556 cm²

• 278 cm²

• 680 cm²

• 340 cm²

Tags

CCSS.7.G.B.6

Find the total surface area of the prism.

• 161 square feet

• 1,700 square feet

• 75 square feet

• 186 square feet

Tags

CCSS.7.G.B.6