Can you construct a triangle that has side lengths 8 m, 10 m, and 19 m?

no

yes

2.
two sides of a triangle have lengths 4 yd and 7 yd. describe the possible lengths of the third side.

3 < x < 7

3 < x < 11

4 < x < 11

4 < x < 7

3.
two sides of a triangle have lengths 6 cm and 6 cm. describe the possible lengths of the third side.

12 < x < 18

0 < x < 6

0 < x < 12

6 < x < 12

4.
list the sides of the triangle in order from shortest to longest.

5.
list the sides of ∆def in order from shortest to longest if m∠d = 20, m∠e = 120, and m∠f = 40.

6.
list the angles of triangle abc in order from smallest to largest measure if ab = 9, ac = 11, and bc = 10.

∠b, ∠c, ∠a

∠c, ∠b, ∠a

∠a, ∠b, ∠c

∠c, ∠a, ∠b

7.
can you construct a triangle that has side lengths 1 cm, 15 cm, and 15 cm?

yes

no

8.
can you construct a triangle that has side lengths 4 m, 5 m, and 9 m?

no

yes

9.
can you construct a triangle that has side lengths 11 cm, 12 cm, and 15 cm?

no

yes

10.
list the angles of the triangle in order from smallest to largest measure.

∠g, ∠h, ∠i

∠i, ∠h, ∠g

∠g, ∠i, ∠h

∠h, ∠i, ∠g

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