A polygon is a triangle it has 3 sides.
Answer:
Hello! answer: d = 40
Step-by-step explanation:
This is a supplementary angle
Meaning it will add up to 180 degrees
So...
90 + 50 = 140
180 - 140 = 40 therefore. d = 40 hope that helps!
The answer is 5 you’re welcome
Go to https://www.mathpapa.com/algebra-calculator.html it will help you and explain how to do the problem
Answer:
900 cubic mm
Step-by-step explanation:
You find the volume of a pyramid by using base x height/3. Since the dimensions of the prism and pyramid ate the same, and prisms are just base x height, you multiply the pyramid's area by 3.