The volume of a cube is decreasing at the rate of 10 m3/hr. how fast is the total surface area decreasing when the surface area is 54 m2?

Answer this question, only if you know the answer. 30 points and brainliest!

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

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?