Answer:
91 degrees
Step-by-step explanation:
A right angle is 90 degrees, but in the photo it shows 91 degrees.
9x+72 = 4x+112
5x = 40
x = 8
Answer:
81 feet squared
Step-by-step explanation:
9^2 = 81
B. Because a domain is the "x" value and on a graph you would notice the the "x" are all positive numbers (to the left). Hope that made sense. A range is the "y" value and are negative numbers (to the right) on a graph just in case you would like to know that as well:)
114 years (this has to be 20 characters so ignore this)