Give reasons for statements please

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

What is the equation of this graphed line? enter your answer in slope-intercept form in the box.

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