Help PLEASE!
Using the Pythagorean theorem ( a^2+b^2=c^2) find the missing length of the triangle if the hypotenuse (c) is 12 1/3, and one side is 4 (b).

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Which statement justifies why angle ebc measures 90?

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)