A flying disc has a circumference of 81.64 centimeters. What is the area of the flying disc? (Use 3.14 for .)

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

Four congruent circular holes with a diameter of 2 in. were punches out of a piece of paper. what is the area of the paper that is left ? use 3.14 for pi

Idon't get undoing if its pass adding and subtracting so can someone ? x-2 over 5 = 18