Question

Calculate the area of triangle ABC with altitude CD, given A (-7, -1), B (-1, 5), C (0, 0), and D (-3, 3). (5 points)
Select one:
a. 9 square units
b. 18 square units
c. 18.5 square units
d. 21 square units

Answer 1

@kx2bay

Answer 2

@╰☆╮Openstudier╰☆╮

Answer 3

@openstudier, wanna give it a go buddy?

Answer 4

YES
Step 1
-------> Graph the co-ordinates on graph paper.
Step 2
-------> You would get a triangle.
Step 3
Area of a triangle = 1/2 * base * perpendicular height