Can you me on questions numbers 8 and 9 asap?

State one method by which you can recognize a perfect square trinomial.

Marking brainliest rewrite the equation x = 65 - 60p by factoring the side that contains the variable p.

Which is an equivalent equation solved for r? the circumference of a circle can be found using the formula c = 2πr. r=cπ r=c(2π) r= c over 2π r= 2π over c