Kim has responded to 6 voicemails. This is 25% of the total voicemails she musty answer. How many total voicemails does she need to answer?

On a piece of paper graph f(x)=5•(0.4)^x

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?

If chord ab is congruent to chord cd, then what must be true about ef and eg?