Answer:
Step-by-step explanation:
2x+y=14+y
x=7
7+13y=35-y
14y=28
y=2
D(7, 3), E(8, 1), and F(4, -1)
We calculate the squared distances between the points:
Since 
we have a right triangle with hypotenuse DF.
Answer:
12 ft²
Step-by-step explanation:
area = length * width
area = 4 ft * 3 ft
area = 12 ft²
Answer:
1.) A diameter of a circle is any straight line segment that passes through the center of the circle and whose endpoints lie on the circle.
2.) 8
3.) 201 square inches
Step-by-step explanation:
Answer = 7x(4x-1) . Hope it helps.
