Answer:
https://youtu.be/wOH_gVtidns
I recorded a video of myself explaining it hope it helps ;)
Step-by-step explanation:
Would a bake sale flyer work?
<span>If there is a hypotenuse, the triangle is a right triangle. From the Pythagorean Theorem:
c^2 = a^2 + b^2 [the square of the hypotenuse is the sum of the squares of the other two sides]
c^2 = 11^2 + 11^2 = 121 + 121 = 242
c = sqrt(242) = 15.56 cm (rounded)</span>
Let s represent speed.

To graph it, draw a number line. Show zero, 20, 50 and arrowheads at both ends. Draw closed circles at 20 and 50 and shade in between.