Area of Irregular Shapes

Sophia is helping her friend Grace to calculate the area of a rectangular garden. What is the formula to find the area of a rectangle?

• A) A = l + w

• B) A = l × w

• C) A = l - w

• D) A = l / w

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

If a rectangle has a length of 4 meters and a width of 3 meters, what is its area?

• A) 7 m²

• B) 12 m²

• C) 15 m²

• D) 27 m²

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the total area of two rectangles if one has an area of 12 m² and the other has an area of 15 m²?

• 12 m²

• 15 m²

• 27 m²

• 30 m²

Tags

CCSS.3.MD.C.7D

How do you find the area of an irregular shape made of two or more rectangles?

• Multiply the areas of each part

• Subtract the areas of each part

• Add the areas of each part

• Divide the areas of each part

Tags

CCSS.3.MD.C.7D

Find the area of the irregular shape with dimensions 9 m by 5 m, 4 m by 4 m, and 1 m by 4 m.

• 45 m²

• 65 m²

• 85 m²

• 105 m²

Tags

CCSS.6.G.A.1

Find the area of the irregular shape with dimensions 9 cm by 6 cm, 4 cm by 2 cm, and 3 cm by 2 cm.

• 54 cm²

• 72 cm²

• 90 cm²

• 108 cm²

Tags

CCSS.6.G.A.1

If the length of a rectangle is doubled and the width is halved, how does the area change?

• It doubles

• It halves

• It remains the same

• It quadruples

If the area of a rectangle is 36 cm² and the length is 9 cm, what is the width?

• 2 cm

• 3 cm

• 4 cm

• 5 cm

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

If a rectangle has a length of 6 m and a width of 2 m, what is its area?

• 8 m²

• 10 m²

• 12 m²

• 14 m²

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the area of Rectangle 1 in the given example?

• 10 m²

• 12 m²

• 15 m²

• 20 m²

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3