What is (2x+y) ^2 - (x-2y) ^2

A 16 foot ladder is leaned up against a building. If the ladder is 9 feet away from the building (at the ground) then how high up is the ladder resting against the building?

Yasmin swims at a constant rate of 2 km/h for 2.5h how far does Yasmin swim

What is - 12-36 Answer

Estimate the difference of 422-284

List two school activities that u do in the morning time and afternoon time. write time for these two activities

From 1980 to 1990, the consumer price index (CPI) increased from 82.4 to 130.7. If a gallon of apple juice cost $0.

A car and a motorcycle leave at noon from the same location, heading in the same direction. The average speed of the car is 30 mph slower than twice the speed of the motorcycle. In two hours, the car is 20 miles ahead of the motorcycle.

The product of two factors is 72. One of The factors is 8. What is the other factor

Write 5 22/25 as a decimal.

Building a is 160 feet shorter than building b. the total height of the two buildings is 1530 feet. find the height of each building.