Question

(please help medal given to best answer)
1. A sphere with radius 17m is cut by a plane that is 8m below its center. Which is the best approximation of the area of the circle formed by the intersection of the plane and the sphere?
A. 15 m2
B. 30 m2
C. 225 m2
D. 706.5 m2
2. A hexagonal aquarium is 15.5cm on each side of its base and 28.5cm high. The lateral sides are molded from one piece of plastic?
A. 93 cm2
B. 171 cm2
C. 441.755 cm2
D. 2650.5 cm2

Answer 1

can you help out guys

Answer 2

In the first question, you essentially have the surface area of a dome. The surface area of a dome is given by:

2*pi*r*h

Where r is the radius and h is the height.

Answer 3

r= 17