Write an equation of the line that passes through (-1, -4) and is perpendicular to the line y=3/4x -2

What is the measure of the smallest angle in the diagram? 15 29 32 45

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)

Given right triangle a w/a hypotenuse length of x+4 and a leg of x, and right triangle b, w/ a hypotense length of 3y and a leg length of y+4 for what values of x and y are the triangles congruent by hl?