Answer:
r = 10.72 cm
Step-by-step explanation:
h = 6 cm
Volume of cone = 722 cubic cm

Answer:
150
Step-by-step explanation:
6 divides into 78 which gives a quotient of 13.
Hope i'm the brainliest!
Acute. Step-by-step explanation: Using the Triangle Inequality Theorem you know that the sum of the lengths of two sides of a triangle are greater than the length of the third side.