60% of what number is equal to 30?

Which statement about the graph of y = 8(0.25)^2

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?