Step-by-step explanation:
solve for surface area
A=6a^2
a=edge
75 units squared. separate the shapes into a rectangle and triangle, find the area of each, and add together
Answer:

Step-by-step explanation:
The volume of the pyramid is given by:

where
is the area of the base and
is the height.
We know that the height is:

Thus we need to find the area of the square at the base.
The perimeter of the square is:

this means that the length of the sides of the square is :

Now we can find the area of the base which the area of the square:

and finally we find the volume:


Which rounded to the nearest tenth of a cubic centimeter is: 
Answer:
2w/5
Step-by-step explanation:
Divide whole numbers by 11,leave the variable.