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11 votes
11 votes
I can't figure this out, please help

1. A rectangle is formed by the intersection of the lines x = −1, y = −1, x = 5
and y = 3. What is the perimeter and area of the rectangle

User BartekB
by
2.8k points

1 Answer

10 votes
10 votes

Explanation:

The length along the x-axis is 5 - (-1) = 6. The length along the y-axis is 3 - (-1) = 4. The perimeter of this rectangle can be calculated as


P = 2x + 2y = 2(6) + 2(4) = 20\:\text{units}

The area of the rectangle can be calculated as


A = xy = (6)(4) = 24\:\text{units}^2

User Anthonyserious
by
2.6k points
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