Find the measure of A
R
2x
P
3x+12
A
3x-8

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?