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

1.) yes

2.) no

The measure of angle 0 is 600 degrees

The ratios of boys to girls on a soccer league is 2: 5. if there are 28 boys, how many girls are playing soccer? extra points! will mark as brainiest asap

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.