The empire state building is 1250 feet tall. this is 140 feet more than twice the height of the washington monument. how tall is the washington monument

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

Rob spent 25%, percent more time on his research project than he had planned. he spent an extra h hours on the project. which of the following expressions could represent the number of hours rob actually spent on the project? two answers