Triangle Properties

Which set of side lengths would make a triangle?

• 3 in, 5 in, 9 in

• 2 ft, 5 ft, 8 ft

• 4 cm, 3 cm, 6 cm

• 2 ft, 3 ft, 5 ft

Tags

CCSS.7.G.A.2

Which set of side lengths can form a triangle?

• 8.1 yd, 6.3 yd, 3.7 yd

• 9.2 yd, 5.0 yd, 15.3 yd

• 3.3 ft, 2.2 ft, 1.1 ft

• 5.3 in, 8.2 in, 2.4 in

Tags

CCSS.7.G.A.2

Would side lengths of 10 yards, 10 yards, and 10 yards form a triangle?

• yes

• no

Tags

CCSS.7.G.A.2

Is it possible for a triangle to have side lengths of 8 in, 8in, and 1 in?

• yes

• no

Tags

CCSS.7.G.A.2

Is it possible for a triangle to have side lengths of 6, 4, and 10?

• yes

• no

Tags

CCSS.7.G.A.2

Two sides of a triangle have lengths of 6 feet and 4 feet.

Choose ALL possible lengths that would make a triangle.

• 2 ft

• 4 ft

• 6 ft

• 8 ft

• 10 ft

If the measures of two angles in a triangle are 45 and 75 degrees, what is the measurement of the third angle?

• 50

• 60

• 70

• 80

Tags

CCSS.8.G.A.5

If the measures of two angles in a triangle are 34 and 99 degrees, what is the measurement of the third angle?

• 45

• 46

• 47

• 48

Tags

CCSS.8.G.A.5

If two angles of a triangle measure 78 and 63 degrees, what is the measurement of the third angle?

• 39

• 44

• 51

• 56

Tags

CCSS.8.G.A.5

Which of the following could be the angle measures of a triangle?

• 39, 78, 99

• 17, 75, 88

• 51, 62, 66

• 56, 56, 56

Tags

CCSS.8.G.A.5