80% because I did the math
Answer:
When a 2-D circle is rotated around a line that it does not touch. What is the name of the resulting figure?
The answer is annulus
A sphere with radius 16 m is cut by a plane though it’s a great circle. What is the best description of the cross section that is shown?
B. A circle with radius 16 m
Answer:
B. Infinitely many
Step-by-step explanation:
5x+48+7x=12(x+4)
multiply 12 to x and multiply 12 to 4
5x+48+7x=12x+48
add 5x to 7x
12x+48=12x+48
the equation of both sides are the same since both equations are the same, the answer is infinitely many.