Answer:96
Step-by-step explanation:
Answer:
Area =
b1 + b2
×h
2
=
2 + 6
× 5
2
=
20 centimeters2
Step-by-step explanation:
Answer: The answer is 35 degrees
Answer:
12.56
Step-by-step explanation:
8 times 3.14 is 25.12. Then 4 times 3.14 is 12.56. Finally, you take 25.12 - 12.56 and the answer is 12.56.
The surface area of a sphere is

where r is the radius;
The circumference is

so that

using this value we can evaluate the surface area of 1 ball as:

For 100 ball you get: