Find the area of triangle ABC.
Give your answer correct to 1 decimal place.

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Identify the initial amount a and the growth factor b in the exponential function. a(x)=680*4.3^x

Hello, i need compare km^2 and km. what's difference in this?