What is the volume of a regular pyramid whose base has an area of 23m2, whose slant height is 16 m, and whose altitude is 12 m?
A.92 m3
B.123 m3
C.2116 m3
D.2821 m3

Ineed asap.i cant understand this question i need someone to me right away

Solve for x -2.3(r - 1.2 ) = -9.66 enter you answer as decimal.

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?