Find the legs of a 30° -60°-90° triangle whose hypotenuse is: 10 in.
PLEASE ANSWER ASAP IM really STRUGGLING!!

Which statements are true? check all that apply. the line x = 0 is perpendicular to the line y = –3. all lines that are parallel to the y-axis are vertical lines. all lines that are perpendicular to the x-axis have a slope of 0. the equation of the line parallel to the x-axis that passes through the point (2, –6) is x = 2. the equation of the line perpendicular to the y-axis that passes through the point (–5, 1) is y = 1.

Which of the following represents the factorization of the trinomial below? x^2+7x-30

Will give brainliestbased on the topographic map of mt. st. helens, what is the contour interval if the volcano height is 2,950 m?