Composite Areas

The figure shows two circles inside a trapezoid. Which procedure will help find the area of the shaded region?

• Find the area of the trapezoid and you have your answer.

• Add the area of the trapezoid and the area of both circles.

• Subtract the areas of both circles from the area of the trapezoid.

• Multiply the area of the trapezoid with the areas of both circles.

Tags

CCSS.3.MD.C.7D

A local restaurant places tissue-paper liners in a basket for rolls as shown in the picture. How many square centimeters of tissue paper is needed to make one liner?

• 128 + 28π cm²

• 128 + 40π cm²

• 128 + 80π cm²

• 128 + 90π cm²

What is the area of the shaded region?

• 100 + 100π cm²

• 80 + 25π cm²

• 80 + 100π cm²

What is the area of the shaded region?

• 67 cm²

• 112 cm²

• 96 cm²

• 80 cm²

Tags

CCSS.3.MD.C.7D

What is the area of the shaded region?

• 47 cm²

• 122 cm²

• 32 cm²

• 60 cm²

What is the area of the shaded region?

• 9 + 4.5π cm²

• 18 + 9π cm²

• 9 + 9π cm²

• 18 + 4.5π cm²

What is the area of the shaded region?

• 20 sq cm
• 4 sq cm
• 30 sq cm
• 24 sq cm

Tags

CCSS.3.MD.C.7D

• 54 cm2
• 45 cm2
• 63 cm2
• 36 cm2

Tags

CCSS.3.MD.C.7D

What is the area of the composite figure?

• 144 m²
• 111 m²
• 45 m²
• 70 m²

Tags

CCSS.3.MD.C.7D

What is the area of the composite figure?

• 48 cm²
• 90 cm²
• 78 cm²
• 12 cm²

Tags

CCSS.3.MD.C.7D