8friends attend a read a thon. they take turns reading for a total of 3 hours. if each friend reads for the same amount of time, what fraction of an hour does each friend spend reading?

In trapezoid efgh, m∠hef=(4x2+16)∘ and m∠gfe=(5x2+12)∘. find the value of x so that efgh is isosceles.

10% of 1,900,000. show me how you got the answer

The sum of the first eight terms of an arithmetic progression is 9m + 14. the fifth term of the06 progression is 2m - 6, where m is a constant.given that the first term of the progression is 26,find the value of the common difference, d and thevalue of m.