What is the length of CD?
Round to one decimal place.
C
4.6
3.8
A
6.8
B

Each of the walls of a room with square dimensions has been built with two pieces of sheetrock, a smaller one and a larger one. the length of all the smaller ones is the same and is stored in the variable small. similarly, the length of all the larger ones is the same and is stored in the variable large. write a single expression whose value is the total area of this room. do not use any method invocations.

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Solve the following simultaneous equation by using an algebraic method (either substitution or elimination) 2x + 3y=-4 4x-y=11