IXL - Area of compound figures with rectangles and triangles (Geometry practice)

What is the area of this figure?

13 m

3 m

11 m

15 m

2 m

18 m

square meters

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Learn with an example

question

What is the area of this figure?

18 yd

8 yd

12 yd

2 yd

6 yd

10 yd

square yards

solution

Divide the figure into rectangles:

18 yd

8 yd

12 yd

2 yd

6 yd

10 yd

Start with rectangle

Rectangle

is 2 yards wide and 6 yards tall.

Multiply:

The area of rectangle

is 12 square yards.

Look at rectangle

Rectangle

is 8 yards wide and 18 yards tall.

Multiply:

144

The area of rectangle

is 144 square yards.

Now add the areas of the two rectangles:

144

156

The area is 156 square yards.

Looking for more? Try these:

Lesson: Area of compound shapes

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Teacher tools

Work it out

Not feeling ready yet? These can help:

GG.6Area of triangles

S.2Area of rectangles and squares

GG.11Area of compound figures

Lesson: Area of compound shapes

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