The radius of a circle is 10 centimeters. what is the area of a sector bounded by a 90° arc? give the exact answer in simplest form

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

2x + 1 < 5 solve the following inequality. then place the correct number in the box provided.

How to find the exponential function y=ca^x, with points (1,2) and (2,1)