Answer:
C. 10
Step-by-step explanation:
it changes by positive ten each week
Answer:
3.1
4.2
5.2
42
Step-by-step explanation: Just copy the other cone and find half of the diameter to find the radius the cones are congruent.
ANSWER:
For the first picture, it is the first answer. This is because of the Exterior Angle Theorem.
For the second picture, use the Exterior Angle Theorem again, but this time, solve for x.

The m∡B = 39°
12/4 = 3 + 2x 1/2
Divide and then multiply and your answer will be 4