Ohn needs to cut three strips of wood, 25.5 cm, 15.3 cm, and 9.25 cm long. he has a strip that is 72 cm long. how long will the leftover piece be after he cuts what he needs?

Need ! give step by step solutions on how to solve number one \frac{9-2\sqrt{3} }{12+\sqrt{3} } number two x+4=\sqrt{13x-20} number three (domain and range) f(x)=2\sqrt[3]{x} +1

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Write an inequality for this description. - one fourth of the opposite of the difference of five and a number is less than twenty.