6.3.2 Area Challenge

6.3.2
Area Challenge!

How can rectangles help you find the areas of the irregular shapes below?

What rectangles do you see in the shapes?

How do the areas of those rectangles help you find the total area?



Hint: All angles are right angles (perpendicular!)

Area Challenge

Multiple Choice

Find the area.

Hint: Base and height are PERPENDICULAR

(right angle - 90^o)

You can use a calculator.

• 400 m²

• 500 m²

Multiple Choice

Find the area.

Hint: Base and height are PERPENDICULAR

(right angle - 90^o)

You can use a calculator.

• 100 m²

• 80 m²

Multiple Choice

Find the shaded area.

Hint: Find the area of the gray rectangle first.

Then remove (subtract) the area of the white rectangle.

You can use a calculator.

• 225 m²

• 21 m²

• 246 m²

• 4725 m²

• 204 m²

Multiple Choice

Find the area.

Hint: Think OUTSIDE the box.

You can use a calculator.

• 476,280 m²

• 243 m²

• 288 m²

• 183 m²

• 62 m²