On a piece of paper, use a protractor to construct right triangle ABC with AB=4 in., m∠A=90°, and m∠B=45°. What statement is true about the triangle?

BC=8 in.

AC=2 in.

AC=4 in.

BC=4 in.

Aman steps out of a plane at a height of 4,000m above the ground falls 2,000m very quickly and then opens his parachute and slowly falls the remaining 2000m to the ground what height above the ground would be the best choice for a reference point

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup