The slope of the rafter is 15 feet. Half the run of the rafter measures 12 feet. Find the height of the ridge from the base. And please do it fast because I have a test tomorrow

What is the equation in point slope form of the line that passes through the point (-1, -3) and has a slope of 4? y-1=4(x-3) or y+3=4(x+1)

Which of the following equations is of the parabola whose vertex is at (2, 3), axis of symmetry parallel to the y-axis and p = 4? a.)y-3 = 1/16 (x-2)^2 b.)y+3 = -1/16 (x+2)^2 c.)x-2 = 1/16 (y-3)^2

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?