Points A, B, and C form a triangle. Points A and B are shown on the coordinate plane below. Point C is a reflection of point B across the x-axis What is the area of the triangle?
6 square units
12 square units
18 square units
36 square units

The roots of the function f(x) = x2 – 2x – 3 are shown. what is the missing number?

Circle a has a diameter of 7 inches, a circumference of 21.98 inches, and an area of 38.465 square inches. the diameter of circle b is 6 inches, the circumference is 18.84 inches, and the area is 28.26 square inches. part a: using the formula for circumference, solve for the value of pi for each circle. (4 points) part b: use the formula for area and solve for the value of pi for each circle. (4 points)

Over the course of the school year, you keep track of how much snow falls on a given day and whether it was a snow day. your data indicates that of twenty-one days with less than three inches of snow, five were snow days, while of the eight days with more than three inches of snow, six were snow days. if all you know about a day is that it is snowing, what is the probability that it will be a snow day?