Answer:
78.54
Step-by-step explanation:
Area of a circle = pi time radius power of 2
A = pi*r^2
A = 3.14 * 5^2
A = 3.14 * 25
A = 78.54
5 x 5 x 5
Expanded just means writing it out as you would solve it. So solving a cube would be multiplying the number by itself 3 times
Multiply 2x-8y=10 by 3 and that should eliminate the X's
Answer: you have the right Idea a polygon has 5 sides or more
Step-by-step explanation:
C. g=-5 is the correct answer