Answer:
54 is the sum of 11 and Raj's age. Use variable "r" to represent Raj's age
You first need to break each shape down. for example in the top right corner you have a pyramid and a triangular prism. find the area for those two shapes and add them together and you will have the surface area for the entire shape
Ask google it will help alot
Answer:
27 small cubes
Step-by-step explanation:
Given that,
The volume of the large cube is 
The volume of small cube is 
We need to find how many small cubes make up the large cube. Let there are n small cubes. So, it can be calculated as follows :

So, there are 27 small cubes that make up of the large cube.
Answer:
There are 11 different sums.
Step-by-step explanation:
When you roll two dice, the smallest number you can get is 2, and the largest 12, and you can get all in between. So 12-2 is equal to 10, but we have to add another 1 because 2 counts. So the answer is 11.