Question

the vertices of a triangle are listed below. R(1,5), S(4,-4), T(-5,-4) what is the area of the triangle? 81 square units. 20.25 units. 40.5 square units or 29.3 square units? please help

Answer 1

40.5 square units

Explanation:

the verticles form a triangle with a side 9 units and height that is 9 units as well. Its area is equal to 9*9÷2=40.5