Obtuse angle. If wrong I’m sorry lol
-6 1/3 because it looks less than -6.375 which would mean that it is in fact bigger on the number scale.
Okay what’s the rest of the question ?
Answer:
The side length of of the base of the tank is 15 inches.
Step-by-step explanation:
We are given the following in the question:
Cost of the tank and filter system = $280
Perimeter of tank base = 60 inches
The perimeter of tank is in the shape of square.
We have to find the side length of the base of the tank.
Perimeter of tank base = Perimeter of square =

Thus, the side length of of the base of the tank is 15 inches.