Question

Calculate the area of triangle ABC with altitude CD, given A (6, 0), B (1, 5), C (2, 0), and D (4, 2).

5 square units
8 square units
10 square units
13 square units <-my answer

Can someone tell me if my answer was right?

Answer 1

well. how did you get \(13 units^2\) ?

Answer 2

or.. what did you get for the altitude? how about the base?

Answer 3

I kinds of just plugged it into the grid and guesstimated the area

Answer 4

well... hmmm how do you find the area of a triangle?

Answer 5

By using the formula but I can't remember it

Answer 6

well.. you may want to find that in your book first then

Answer 7

Is it
A=hbb
2