Arectangular floor of 4 2/3 yards and 10 feet. tim wants to cover the floor with board that are 8 inches wide and 10 feet long. how many boards did tim need to use?

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

Which of the following equations is of the parabola whose vertex is at (4, 3), axis of symmetry parallel to the y-axis and focus at (4, -3)? a.) y+3=1/24 (x+4)^2 b.)y-3=-1/24 (x-4)^2 c.)x-4=-1/24 (y-3)^2

Alicia puts $400 in a bank account. each year the account earns 5% simple interest. how much money will be in her bank account in six months?