Acircle has a circumference of 42 in. what is the area of the circle

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6

What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.

Kyle and elijah are planning a road trip to california. their car travels 3/4 of a mile per min if they did not stop driving, how many miles could kyle and elijah drive in a whole day? ? 1 day = 24 hours. plzzz i will give you 100 points