In which number does the 5 represent 5x 10,000?

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*

Here is another math questions. i will keep asking different questions. 4^2x=6

Astore is having a sale in which all items are reduced by 20 percent. including tax, jennifer paid $21 for a pair of shorts. if the sales tax is 5 percent, what was the original price of the shorts