Answer:
8000,I think this is right answer
Answer:
To fine the surface area is to add all the area of the faces
Answer:

Step-by-step explanation:
For any angle
, we have that:

Quadrant:
means that
is in the first quadrant. This means that both the sine and the cosine have positive values.
Find the cosine:







Since the angle is in the first quadrant, the cosine is positive.

Answer:
the variable
Step-by-step explanation: