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The answer is 20 ft^{2} because there are altogether 20 squares and each square is 1 ft^{2}
Figure 1's width is 8 and Figure 2's width is 10, so B is incorrect.
Figure 1's height is 5 and Figure 2's height is 4, so C is incorrect.
Figure 1's perimeter is 26 and Figure 2's perimeter is 28, so D is incorrect.
But Figure 1 and Figure 2 both consist of 40 squares, so their areas are equal and A is correct.
The answer is 4 cm^{2} because there are 4 squares that are 1 cm^{2} each
The picture below shows the letter U drawn on grid paper. How many squares does the letter U cover?
You just have to count them.
There are 12.
The answer is 24 ft^{2 }because there are 24 squares altogether and each square is 1 ft^{2}
The answer is 16 cm^{2} because there are 16 squares that are 1 cm^{2} each
The answer is 30 in.^{2} because there are altogether 30 squares and each square is 1 in.^{2}
The answer is 18 cm^{2} because there are
3 × 6 = 18 squares
that are 1 cm^{2} each
The answer is 12 cm^{2} because there are 12 squares that are 1 cm^{2} each
John has a chocolate bar consisting of square pieces 1 cm x 1 cm in size. He has already eaten some of the corner pieces (see the picture). How many pieces does John have left?
The total number of pieces = 11 × 6 = 66
The number of pieces he's already eaten = 3 × 2 = 6
Therefore John has 60 pieces left.
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