Find the coordinates of the missing endpoint if M is the midpoint of DF F(2,9) M(-1,6)
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Check the picture below, you can pretty much count the units off the grid.
recall that the area of a triangle is A = (1/2)bh.
recall that the area of a triangle is A = (1/2)bh.
The solving for the first one should be like this
And the next part
After these manipulations just multiply them
And finally you need to square and simplify for the completed answer
And the next part
After these manipulations just multiply them
And finally you need to square and simplify for the completed answer