Answer:
x = 10
Step-by-step explanation:
Answer:
B) Radius: 9
Circumference: 2pi(9) = 18pi
Area: pi(9)^2 = 81pi
Step-by-step explanation:
Diameter is twice the radius. 18/2 = 9
Circumference: 2(pi)r
Area: pi(r)^2
Answer:
0.000385
Step-by-step explanation:
The exponent is -4, making it 10 to the power of negative 4. When an exponent is negative, the solution is a number less than the origin or base number. To find our answer, we move the decimal to the left 4 times