Answer:
or 
Step-by-step explanation:

75
Explanation: because you have to look at the first 2 parts which are 1-10 & 11-20 which are both 20 or below and in the first one you have 40 and in the second one you have 35 so you add them both and get 75
A because i did the work and got it right
Answer:
One has 4 sides and one has 3 sides
Step-by-step explanation:
a square has 4 sides and an equilateral triangle has 3 sides