Answer:
First, write the expression
✔ 5 + 2a – 7
.
Second,
✔ substitute
8 in for the variable, a.
Third,
✔ simplify
by using
✔ order of operations
The answer is
✔ 14
Circumference is Diameter * 3.14
so D * 3.14 = 31.4
31.4 / 3.14 = 10 so the diameter is 10.
the radius is half of the diameter so radius = 5 centimeters.
I think the area of this triangle is 27.1 square cm. Hope it help!
An ordered pair of the inverse of f(x)D, (1.2)
