Select all that apply.

which of the following statements are true for a trapezoid?

it is a quadrilateral.
it has two right angles.
it has only one pair of parallel sides.
any side can be the base.
the endpoints of the altitude are on each base.

What is the logarithmic function modeled by the following table? x f(x) 9 2 27 3 81 4

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days

Ron has 8 caps and 4 of his caps are blue. thes rest of his cap are red. how many of ron's caps are red