Answer:
you didn't put the whole question , sorry, i was gonna answer.
What is the question specifically?
Answer:
A= 20959.52 cm
Step-by-step explanation:
Formula: A= π x r^2
A= π x 81.68^2
A= 20959.52
Answer:
A Sheila travels 180 miles in 3 hours. At this rate, how far will she travel in 7 hours?
Step-by-step explanation:

Answer: okay so your problems are like 10000000k through out resons of dum. so x=-1. is a little wrong becayse the x = into a 1 so you make the 1 that factor. so thats why answer for 2.5
Step-by-step explanation: