Points A, B, and C are collinear
Points A or B, C, and D are noncollinear
anwser c.
multiply by 180 (n-2)
count how many sides you have.. subtract the sides by the number 2. then multiply tht by 180
Answer:
step 2 subtraction 4 mulltiplecation
Step-by-step explanation:
4. because .s in math means multiplecation
2. because it hasmore subtraction singhns in the problem
21.25-5=16.25
16.25÷6.50=2.5
She will have to babysit 2.5 hours