Hurry pls help! Alberto and Bianca run 50km race. The illustration below the graph of the position of the two runners as a function of time. complete the following sentence based on the graph of the function.
- Early in the race,__ runs faster.
- Alberto maintains a speed of __ km/h during the first hour of the race.
- meanwhile, Bianca’s running speed __
-The first person to cross the finish line is__

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle.what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle.what is the measure of angle a? enter your answer in the box.m∠a= 3.)quadrilateral abcd is inscribed in this circle.what is the measure of angle b? enter your answer in the box.m∠b= °4.)quadrilateral abcd is inscribed in this circle.what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle.what is the measure of angle c? enter your answer in the box.°