Unit 8 - Test Review " Part 2"

I can determine if 3 numbers given to me will make a triangle. 

• Yes

• No

Which set of side lengths cannot form a triangle?

• 2 cm, 6 cm, 7 cm

• 5 in., 7 in., and 12 in.

•   3 ft, 7 ft, and 8 ft

• 1 in., 2 in., 2 in.

I can find the range of the 3rd side of the triangle.

• Yes

• No

If the measure of two sides of a triangle are 6 yards and 10 yards, what is a possible measure for the 3rd side?

• 8 yards

•      16 yards

• 3 yards

• 17 yards

A triangle has two sides measuring 7 yards and 12 yards. What could be the length of the third side?

• 3 yards

• 20 yards

• 18 yards

• 5 yards

I can use the Pythagorean theorem to solve for missing sides of a right triangle.

• Yes

• No

Find the area of a rectangular rug if the width of the rug is 24 feet and the diagonal measures 25 feet.

• 7

• 49

• 168

• 175

A 85-foot ladder is placed against the side of a building with the bottom of the ladder 13 feet from the base of the building. If the base of the ladder is pulled back an additional 23 feet from the building, how far will the ladder slide down the side of the building?

 

• 11 feet.

• 14 feet.

• 7 feet.

• 77 feet.

I can determine if a triangle is acute, obtuse, or right.

• Yes

• No

Tell whether a triangle having the following side lengths "    6, 12, 15 " can be formed. If a triangle can be formed, tell whether it is right, acute, or obtuse.

• Not a triangle

• Acute

• obtuse.

• Right.