Answer:205
Step-by-step explanation:This is an hexogon so you would do
720-118-112-131-154
Answer: 51 degrees
Step-by-step explanation:
Answer:
22 inches
77/3.5 = 22
Answer: 2077
There are 31 terms.
S₃₁ = 31(a₁+a₃₁)/2 = 31(7+127)/2 = 2077