Identify the y-intercept in y=-1/3x + 2 Hint: y = mx + b

1. -1/3

2. 2

3. -2/3

4. -2

Anyone know? will mark brainliest if you're correct!

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

Molly shared a spool of ribbon with 12 people. each person received 3 feet of ribbon. which equation can she use to find r, the number of feet of ribbon that her spool originally had?