A marathon runner covers 42.0 km in 3h 45m. What was the runner's average speed

Consider the diagram. which line segment has the same measure as st? rx tx sr xs

Based on the graph, what is the initial value of the linear relationship? a coordinate plane is shown. a line passes through the y-axis at -2 and the x-axis at 3.

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)?