Will tip $50 for whoever answers this correctly

What is the area of a circle with a diameter of 12 feet? (Express your answer using π.)

36π ft2

144π ft2

6π ft2

12π ft2

Find the values of x when y = 1 y=x^2 - 2x-3

What is the relationship between the terms in the pattern? 0.006, 0.06, 0.6, 6

The sum of two trains is 720.2 miles per hour. If the speed of the first train is 9.8 mph faster than that of the second train, find the speeds of each

Sqareroot 12 - (sqr. 3) = ?

Find the angle between u = (8,-3) and V = (-3,-8). Round to the nearest tenth of a degree a. 180 degrees b. 90 degrees c. 0 degrees d. 45 degrees

1 The admission fee at a small fair is $1.50 for children and $4.00 for adults. On a certain day, 2,200 people enter the fair and $5,050 is collected. Which of the following systems of equations would represent this scenario? A a + c = 2,200 1.

One dollar is worth 3 1/3 kruneros. What is the value of 43 3/4?

rachel is training for a cycling tournament. SHe can bike 2.25 miles in an hour. At this rate, how many miles can she bike in 1.33 hours?

What is the rational number? A) 2 B) 4 C) 6

40% as a decimal and fraction?