What function rule describes the pattern in the table? A) y = x + 1
B) y = x - 1
C) y = -x + 1
D) y = -x - 1

How do i do this activity, is appreciated

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.