A plane is an undefined term because it (4 points) can be named using three noncollinear points is described generally, not using a formal definition is where other geometric shapes can be constructed is a flat surface that extends indefinitely in all directions

-1, -2, -3, -4, -6

step-by-step explanation:

the barter

a_n = a_1 + (n - 1)d

the first term is 6.

the common difference d = ?

when you find d, replace n with 7 and d with the common difference to find your answer.

answer: 12/52

step-by-step explanation: my reasoning is that there are 12 face cards in a deck and a total of 52 cards in all.