What is the area of a circle that has a diameter of 20 feet? (use 3.14 for pi, round to your nearest hundredth if necessary) Please HELP

Find the solution of system of equation y= x-4 y=4x+2

Angela rode his bike around a bike trail that was 1/4 of a mile long he rode his bike around the trail 8 * angelo says he wrote a total of 8/4 miles to russell says he's wrong and he actually and says that he actually wrote to my who is corrupt use words and trying to explain how you know.

Which of these triangle pairs can be mapped to each other using two reflections?