( 3 , 1 ) and y = - 3x - 15
( -4 , -1 ) and y = 1/2 x + 3
( -4 , -2 ) and y = - 7/6 x + 10
( 1 , -1 ) and y = - 3/4 x + 4
(−4, 4), (−2, 2)
(−1, 1), (5, −5)


Endpoint: (-1,9), midpoint: (-9,-10)
Endpoint: (2,5), midpoint: (5,1)


(-2,3) and (-7,7)
(5,9) and (-7,-7)
Find the perimeter of a polygon with terices at C(-1,1), D(3,4), E(6,0), F(2,-3), and G(-4,-4).
Round your answer to the nearest hundreth.
Find the area of a triangle with vertices (-5,-1),(-1,3), and (4,2)