want to play with a girl who plays fortnite and is pretty good at the game then add me ykm_bella_ :) ill add everyone back at 2pm when I get out of school

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

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

Which of these numbers of simulations of an event would be most likely to produce results that are closest to those predicted by probability theory? 15, 20, 5, 10