Answer:
B)113.04 cm^2
Step-by-step explanation:
A- it’s a Pythagorean triple(6, 8, 10)
The first one shown, 400/2, is showing the point on the graph where she walks 400 ft in 2 minutes. In order to find the next proportion, you just have to look two minutes over which in this case is 800 ft for 4 minutes... written 800 over 4.
Google it.... <em> </em>I just did and there is a video.
C, I was in class this morning and we say the formula for this is $6000 x 1.15 to the power of 5. That is $12068.14
Hope I could help :)