Answer 3 is (0, 5)
Answer 4 is in comments.
Your answer is 126 inches. You take 10.5 times 12 because there is 12 inches in a foot.
Let's solve for the answer to determine if it is rational.

it is a rational number.
Answer:
240 cents
Step-by-step explanation:
Given that,
cost of one lollipop = 65 cents
total amount Josie need to paid = 65 * 4 cents = 260 cents
amount Josie gave = $5
As we know
$1 = 100 cents
$5 = 100 * 5 cents
= 500 cents
number of cents Josie will get back
500 - 260
240 cents or $2.40
So, Josie will get 240 cents back
AB = 1/2
BC = -2
CD = 1/2
DA = -2