Answer:
The area of the triangle is of 8 units of area.
Step-by-step explanation:
Answer:
The area of the triangle is of 21 units of area.
Step-by-step explanation:
The area of a triangle with three vertices
is given by the determinant of the following matrix:

In this question:
Vertices (1,0) (5,0) (3,4). So




The area of the triangle is of 8 units of area.
Answer:
The 3rd side of the rug is 2 ft long
Step-by-step explanation:
6+6=12
14-12=2
2 ft long
Answer:
42.5
Step-by-step explanation:
divide it by 8.