An art class is making a mural for their school which has a triangle drawn in the middle. The length of the bottom of the triangle is x. Another side is 5 more than three times the length of the bottom of the triangle. The last side is 14 more than the bottom of the triangle. Write and simplify an expression for the perimeter of the triangle.

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?

Find the dimensions of the circle. area = 64π in.² r= in.