1540.5 .
V=PI*R^2*H/3=3.14*9.5^2*5.433=1540;5
Triangles have 3 vertices. The total is 21 vertices. 21 / 3 = 7. He drew 7 triangles.
30 apples bc 5x6 (5 six times) =30
Look at each term. How does the next one change? what is added?
The answer is 6, because there is an increase of 6 for each term
