Mallory bought 6.2 yards of fabric. How many feet of fabric did she buy? (1 yard= 3 feet)

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6

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

Elizabeth claims that the fourth root of 2 can be expressed as 2^m since (2^m)^n = 2. find the values of m and n for the case where elizabeth's claim is true.