question What is the measure of each interior angle in a regular pentagon

Math

What is the measure of each interior angle in a regular pentagon?

A. 60∘60∘
B. 90∘90∘
C. 108∘108∘
D. 120∘120∘

In a regular pentagon, each interior angle is 108∘108∘.

What is the name of a polygon with eight sides?

A. Octagon
B. Hexagon
C. Heptagon
D. Decagon

The perimeter of a triangle is 15 units, and its sides are in the ratio 3:4:5. What is the length of the longest side?

A. 3 units
B. 4 units
C. 5 units
D. 6 units

If 1331 of a number is 15, what is 2332 of that number?

A. 20
B. 25
C. 30
D. 35

If a rectangle has a length of 10 units and a width of 5 units, what is its area?

A. 15 square units
B. 25 square units
C. 50 square units
D. 100 square units

If 4�+7=234c+7=23, what is the value of �c?

A. 4
B. 5
C. 6
D. 7

Solve for �x: 47(14+�)=1074(14+x)=10

A. �=2x=2
B. �=4x=4
C. �=6x=6
D. �=8x=8

The sum of three consecutive odd numbers is 45. What are the numbers?

A. 13, 15, 17
B. 15, 17, 19
C. 17, 19, 21
D. 19, 21, 23

Solve for �x: 12(14−�)=621(14−x)=6

A. �=2x=2
B. �=5x=5
C. �=8x=8
D. �=10x=10

The area of a circle is 64π square units. What is its radius?

A. 4 units
B. 6 units
C. 8 units
D. 10 units

What is the volume of a cube with a side length of 3 units?

A. 9 cubic units
B. 18 cubic units
C. 27 cubic units
D. 36 cubic units