Tricky question: pls ? if the side length of a square pyramid is tripled and the slant height is divided by 5, what would be the formula to find the modified surface area?

Find the value of the cosine for angle a

Match each polynomial with its factorization.

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040