What is the height of a projectile in 6 seconds if its initial height is 820 feet, and it has a velocity of 20 feet per second? 328 ft
342 ft
364 ft
386 ft

The magnitude, m, of an earthquake is defined to be m=log l/s, where i is the intensity of the earthquake (measured by the amplitude of the seismograph wave) and s is the intensity of a “standard” earthquake, which is barely detectable. what is the magnitude of an earthquake that is 1,000 times more intense than a standard earthquake? use a calculator. round your answer to the nearest tenth.

Acircle has a circumference of 28.36 units what is the diameter of the circle

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2