What type of angle is 175 degrees

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882

What is the relationship between all triangles that can be drawn given the same three angles

What describes horizontal cross section of the right rectangle 6m 8m 5m