△rst is similar to triangle △xyz by the aa similarity postulate.
what is the measure of ∠x?
enter your answer in the box.
m∠x= °

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

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.