The equation h = -16t^2 +32t + 9 gives the height of the ball, in feet above the ground, at t seconds after the ball is thrown upward. how many seconds after the ball is thrown will it reach its maximum height? what is the maximum height?

The ratio of blue cards to green cards is 2 to 5. there are 8 blue cards. complete the diagram and explain how you can find the number of green cards.

What is the slope of the equation y =

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)