The diameter of a semicircle is 8 miles. What is the semicircle's perimeter? Use 3.14 for .
2 answers:
Answer:
Circumference of the semicircle
Step-by-step explanation:
Diameter of the semicircle=
Radius of the semicircle=
Perimeter of a circle or semicircle is called its Circumference:
Circumference of a circle=
Circumference of a semicircle=
As,
Putting the values in the formula of the circumference of the semicircle:
Circumference of the semicircle=
The Circumference of the semicircle with the radius of 4 miles
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OCTA=8, an octagon has 8 sides, thus if one side is 6mm, then all sides, namely the perimeter, is 6+6+6+6+6+6+6+6, or 48.
now, we know what the apothem is.
now, we know what the apothem is.
Answer:
15
Step-by-step explanation:
using the rule of exponents
=
=
=
= 15