asked 103k views
4 votes
Find the area of the figure.

4 ft
3 ft
Bft
3 ft
3.ft
2 ft
2 ft

Find the area of the figure. 4 ft 3 ft Bft 3 ft 3.ft 2 ft 2 ft-example-1
asked
User Tillaert
by
8.2k points

1 Answer

3 votes

9514 1404 393

Answer:

32 ft^2

Explanation:

The area can be figured several ways. Here are two of them.

__

Add components

The figure can be divided into two smaller rectangles, (b) and (d) in the attached drawing. The area of each is the product of its dimensions.

Area b = (4 ft)(3 ft) = 12 ft^2

Area d = (10 ft)(2 ft) = 20 ft^2

Area of the figure is Area b + Area d = 12 ft^2 + 20 ft^2 = 32 ft^2.

__

Subtract white space

The figure is bounded by an overall rectangle that is 10 ft wide and 5 ft high. The area of that rectangle is

Area a+b+c+d = (10 ft)(5 ft) = 50 ft^2

The area of whitespace 'a' is ...

Area a = (3 ft)(3 ft) = 9 ft^2

Area c has the same dimensions, so the same area. The area of the figure is the area of the bounding rectangle less the area of the two corner white spaces (a) and (c).

Area of the figure is ...

Area a+b+c+d -Area a -Area c = 50 ft^2 -9 ft^2 -9 ft^2 = 32 ft^2.

Find the area of the figure. 4 ft 3 ft Bft 3 ft 3.ft 2 ft 2 ft-example-1
answered
User T D Nguyen
by
9.2k points

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