a missile is fired such that its height above the ground is given by h=-9.8t^2 +38.2t+6.5, where t represents the number of seconds since the rocket was fired. using the quadratic formula, determine, to the nearest tenth of a second, when the rocket will hit the ground

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)

Ihave a triangle with a 60 degree angle. lets use d for that angle. what are the values of e and f if d is 60 degrees? and what do you notice about the values of e and f?

Write the percent as a fraction or mixed number in simplest form. 0.8%