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Help im having trouble

Help im having trouble-example-1

1 Answer

2 votes

Answer:

3 square units

Explanation:

You want the area of the triangle defined by the points (-1, -4), (0, -2), and (2, -4).

Triangle

The plot of the grid points and the triangle is attached. By counting grid squares, you can see that the base of the triangle is 3 units, and its heigh perpendicular to the base is 2 units.

Area

The area formula for a triangle is ...

A = 1/2bh

For base b=3 and height h=2, the area is ...

A = 1/2(3)(2) = 3 . . . . . square units

The area of the triangle is 3 square units.

Help im having trouble-example-1
User Chris Horner
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