Determine the length of the third side of a triangle from the choices provided if the first two sides measure 10 and 12.(1 point)

Responses

24
24

30
30

22
22

15

2 answers

The third side of a triangle must be between the difference and sum of the other two sides. In this case, the third side must be greater than 2 (12-10) and less than 22 (12+10). Therefore, the third side must measure 15.

Correct answer: 15
Two sides of a triangle measure 4 cm and 9 cm. Determine which of the following choices cannot be the measure of the third side.(1 point)
Responses

10 cm
10 cm

5 cm
5 cm

6 cm
6 cm

8 cm
8 cm