Answer:
33.8
Step-by-step explanation:
1) Use Phythagoras theorem to get RS ↓

2) RS = RQ
therefore, to get the perimeter, you'll have to total up the sides of the triangle ↓

Hope this helps =)
Determining whether two quantities are in a proportional relationship. Decide whether two quantities are in a proportional relationship, e.g., by testing for equivalent ratios in a table or graphing on a coordinate plane and observing whether the graph is a straight line through the origin.
9 by 9
9 feet by 9 feet. There is more options but tht is the only whole number option
Well the first term = 1 because (n - 1) = 0 for the first term
So its either A or D
4th term = 1 + (4 - 1)(-5.7 = 1 + 3*-5.7 = -17.1
Its C