In the diagram, the measure of angle 3 is 76º.
what is the measure of angle 4?

Volume of cylinder with a radius of 8cm and height of 25 cm

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Tell me how you got the it use the figures to answer questions 1and 2. in each diagram, line k is parallel to line l, and line t intersects lines. 1. based on the diagrams, what is the value of x? 2. how would you verify your answer for x?