These cards are put in a bag (1 2 3 4 5 6 7 8 9 10) One card is chosen at random.
A) What is the probability of choosing the card with the number 4?
B)What is the probability of choosing a card that has a digit 1 on it?
C) What is the probability of choosing a card that does not have a digit 1 on it?
GIVE YOUR ANSWERS AS A FRACTIONS.

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

Select all of the following expressions that are equal to 2.5.

A+b= 17, ab=70, find the value of |a-b|