A cone has a height of 7 yards and a radius of 4 yards. What is Its volume? Use a % 3.14 and round your answer to the nearest hundredth.
cubic yards

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

Which of the following points is collinear with (-2,1) and (0,3)

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is