Answer:
half a sphere is called a hemisphere
Do the second one hope this helps
Answer:
3^(n+1) - 3^n / 3^(n-1) = 6
Answer:
Can you be more specific
Step-by-step explanation:
Answer:
triangles are equilateral, scalene, right, and isosceles
And an angle would be acute, obtuse , and right
Hope this helps