Triangle angle finding

Do these three sides create a triangle 3,5,8

• Yes

• No

Do these sides create a triangle 4,6,7

• Yes

• No

Do these sides create a triangle 10,11,20

• Yes

• No

Do these sides create a triangle 13,5,18

• Yes

• No

If a triangle has a right angle and an angle of 50 what is the remaining angle

• 40

• 80

• 60

• 20

Do the sides 10,11,21 create a triangle

• Yes

• No

Do the sides 20,18,21 create a triangle

• Yes

• No

Do the sides 8,3,10 create a triangle

• No

• Yes

A triangle has an angle of 60 and 40 what is the third angle

• 8

• 8.0

• .80

• 80

A triangle has angles of 50 and 80 what is the other angle

• 45

• 30

• 40

• 50