Answer:

Step-by-step explanation:
If a, b, c are three sides of the triangle, then

In your case, two sides have measures of 4 units and 8 units, then

Hence,

Therefore,

The <span> answer is 6.75. Since if you divide the number by 8 you get 6.75.</span>
Area=228 feet sqa.
Length=12 ft.
Breadth=(228/12) ft.
=19 ft.
Perimeter=2(12+19) ft.
=2×31 ft.
=62 ft.
HOPE IT HELPS UH!!☺️☺️
Answer:
(-3,-11)
Step-by-step explanation:
Compare the given quadratic equation with the general quadratic equation.
a=1, b=6 and c=-2

Subsitute
for
in given quadratic equation.

The minimum point is (-3,-11).
Answer:
4x and 7x; -3 and 1: these are like terms
Step-by-step explanation:
when finding like terms, look for same variables.