Name the intersection of plane dbf and plane abf.

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

#1-20 state whether the angles are alternate interior, alternate exterior, vertical, or corresponding angles.

What is the range? can’t seem to find it out