160/4=40 so each side is 40. Divide the perimeter by how many sides you have.
1.
(10m - 14) + 9 = 12 1. Given
2. 5m - 7 + 9 = 12 2. Distributive Property
3. 5m + 2 = 12 3. Simplify (added like terms)
4. 5m = 10 4. Subtraction Property of Equality
5. m = 2 5. Division Property of Equality
Answer:
the general formula for the total surface area of a regular pyramid isbT. S. A. =12pl+B where p represents the perimeter of the base
13 times 3 equals 39. So 13 and 3 are the two numbers.
Answer:
5,622 = abt 2.811 U.S. tons