Which of the following sets of side lengths would form a triangle? Check all that apply. 10, 9, 13
6, 13, 8
10, 19, 9
12, 10, 8
6, 4, 15

How do you solve a question like this?

Acircle has a circumference of 28.36 units what is the diameter of the circle

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)