Could 12.2cm, 6.0cm and 4.2cm be the side lenghs of a triangle?

1.) yes

2.) no

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd

  cassidy wants to cut the yellow fabric into strips that are 0.3 yards wide. how many strips of yellow fabric can cassidy make? yellow fabric 16 yards for $108.00.