Which of the following statements describes the absolute value of a number "a"?

a) the opposite value of a number "a" can be represented by the absolute value of a number "a."
b) given |a|, "a" is always positive
c) the distance from the number "a" to 0 on a number line can be represented by the absolute value of a number "a."
d) the positive value of a negative number "a" can be represented by the absolute value of a number "a."

1. sometimes

2. never true

3. sometimes

step-by-step explanation:

these are pretty self explanatory if you know what supp right and com angles are

answer: input the dimensions of the room to be painted. click the button to calculate the amount of paint and man-hours needed for this job.

interior paint coverage depends on the brand of paint used. the coverage amount is listed on the label of the paint can. use this to adjust the values in the paint coverage section below. paint usually is applied at 350 to 400 square feet per gallon (primer at 200 to 300 square feet per gallon).

step-by-step explanation: