Answer:
there are 8 prime numbers.
Answer:
m∠8 = 4x
Step-by-step explanation:
Angle 8 is the same angle measure of angle 1, which is m∠1 = 4x
X - the score he must earn
The average of n numbers is the sum of these numbers divided by n.

He must earn a score of (at least) 74.
Weight, weight relies on gravity so if a planets gravity is different than ours on earth, an objects weight will change on such planet