Understanding existence of triangles

Is it possible to construct a triangle with sides 7cm, 7cm, 10cm?

• Isosceles

• Sometimes

• No

• Yes

Do the following lengths form a triangle

4 inches

3 inches

6 inches

• Yes

• No

Determine what kind, if any, triangle is formed from the given sides:

25,16,3

• acute

• obtuse

• right

• not a triangle

Do these sides make a triangle? 9,19,30

• Yes

• No

Can a triangle have sides with the given lengths:

4 m, 5 m, 9 m

• Yes

• No

<A = 30 degrees

<B = 45 degrees

AC = 6 cm

• Unique Triangle (1 triangle)

• More than one triangle

• Not Possible ( 0 triangles)

Which set of angle measurements does NOT create a Triangle?

• 60,60,60

• 90,45,45

• 50,60,40

• 50,100,30

State the number of possible triangles

Вкажіть кількість можливих трикутників

A = 56º, b = 24, a = 22

• 2

• 1

• 0

Which set of sides would make a obtuse triangle?

• 4, 5, 6

• 3, 4, 5

• 5, 10, 12

• Yes

• No