Which set of measurements would create a triangle?

a.
2 cm, 4 cm, 6 cm

b.
5 cm, 6 cm, 7 cm

c.
6 cm, 8 cm, 15 cm

d.
7 cm, 8 cm, 16 cm

Astrid spent $36 on new shoes. this was $12 less than twice what she spent on a new skirt. part a: which equation would solve for how much she spent on the skirt? part b: solve the equation in the workspace provided below. how much did astrid spend on her skirt?