Counting Area Square Units

What is the area of the shaded portion?

• 10 square units

• 13 square units

• 30 square units

• 20 square units

Lilly wants to find the area of this piece of glass using gray square tiles. Each tile has the area of 1 square unit. Which models show a way that Lily could find the area of the piece of glass?

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Tags

CCSS.3.MD.C.5A

Vince says the area of this shape is 4 square units. Is Vince correct? Choose the best explanation!

• Yes, Vince is correct because I count four gray rectangles, so the area is four square units

• Yes, Vince is correct because he used four squares to fill in his shape, so the area is four square units.

• No, Vince is wrong because he used more than four square units to fill his shape.

• No, Vince is wrong because he used rectangles and not squares to fill his shape.

Tags

CCSS.3.MD.C.5A

Find the area of the rectangle.

• 140 cm²

• 70 cm²

• 34 cm²

• 64 cm²

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Find the area of the rectangle.

• 36 in.²

• 72 in.²

• 26 in.²

• 13 in.²

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Which two rectangles have equal areas?

• Rectangles X and Y

• Rectangles Y and Z

• Rectangles W and X

• Rectangles Z and W

Tags

CCSS.3.MD.D.8

What is the area of this shape?

• 8cm

• 15cm

• 15cm²

• 16cm

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Gabby and Jurnii are counting the squares in the classroom. Which multiplication fact represents the model?

• 8 feet wide by 8 feet long

• 8 feet wide by 7 feet long

• 6 feet wide by 7 feet long

• 5 feet wide by 3 feet long

Tags

CCSS.3.MD.C.6

Rachel has two rectangular flower beds in her backyard. Each flower bed measures 5 yards by 4 yards.

What is the area of both flower beds combined?

• 9 square yards

• 18 square yards

• 20 square yards

• 40 square yards

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

What is the difference in area between the pool (blue) and the patio (tan)?

• 20 sq. ft.

• 36 sq. ft

• 18 sq. ft.

• 24 sq. ft.

Tags

CCSS.3.MD.C.5A