Decide whether each set of three given lengths determines a triangle. Select Yes or No as your answer.

1a: 3 cm, 4 cm, 5 cm *
Yes
No

1b. 1 cm, 4 cm, 5 cm *
Yes
No

1c: 1 cm, 5 cm, 5 cm *
1 point
Yes
No
1d. 8 cm, 3 cm, 4 cm *
Yes
No

1e: 8 cm, 8 cm, 4 cm *
Yes
No

1f: 4 cm, 4 cm, 4 cm *
Yes
No

1a) Yes

1b) No

1c) Yes

1d) No

1e) Yes

1f) Yes

Step-by-step explanation:

1a) 3+4>5

     7>5 Yes

     4+5>3

      9>3  Yes

      5+3>4

      8>4 Yes

    Yes

1b) 1+4 =5

No

No

1c) 1+5>5 Yes

      5+5>1 Yes

      1+5>5 Yes

Yes

1d) 4+3<8 No

No

1e) 8+8>4 Yes

    8+4>8 Yes

    8+4>8 Yes

Yes

1f) 4+4>4 Yes

  4+4>4 Yes

 4+4>4 Yes

Yes

3: 2

step-by-step explanation:

shorter piece is 2: 3, so just reverse it, and you get 3: 2