89.1 times .47 4.5724 divided by .07

Which of the following of the following sets of side lengths could not form a triangle?

What is the multiplicative rate of change of the exponential function shown on the graph?

1) in triangle the, what is the measure of angle t (in degrees)? 2) in triangle bat, the measure of angle b is 66∘, and the measure of angle t is 77∘.what is the measure of the exterior angle at a (in degrees)?