What 2D shape has opposite sides equal and opposite sides parallel but no right angles

If f (x) = (438), what is f (3) ?

The Texas State Sales and Use Tax is 6.25%. Represent this quantity as a fraction and as a decimal.

Can anybody tell me how to solve for square roots

A bank receives a initial deposit of 9,000, kept a percentage of 9% and loaned out the rest. The loan was paid back. If this cycle continued indefinately, how much money eventually resulted from the initial deposit.

Sayde borrowed $20 from her brother. When she got her allowance, she paid him back 20$. how much does sayde owe her brother now?

Solve for x: - 2 (x+3) = - 2 (x+1) - 4

How many ways can you make 7 with 2 and 1?

How do I simplify 5x+1?

Solve 2|x|-1=3 and give the final answers that would make it the equations true

35% of what number is 84?