Question

Which of the following is the fifth term in the expansion of (x – 2)7?

–16x4

–560x3

16x4

560x3

Answer 1

560x3

Answer 2

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Sid is constructing a triangle PQR congruent to triangle LMN. First, he constructed a segment PQ congruent to segment LM. Next, he measured the segment LN with a ruler and used the measurement to draw the segment PR.

Which statement about segment PR is true?

It is correct because it is congruent to line segment LN.

It is incorrect because it is not congruent to line segment NM.

It is correct because use of ruler gives an accurate measurement.

It is incorrect because a ruler is not used to construct congruent triangles.

Answer 3

It is correct because it is congruent to line segment LN.

Answer 4

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Look at triangle MNO.



Which statement about the lengths of the sides of the triangle is true?

The length of side MN is equal to the sum of the lengths of sides MO and ON.

The length of side MN is less than the sum of the lengths of sides MO and ON.

The length of side MN is double of the sum of the lengths of sides MO and ON.

The length of side MN is three times the sum of the lengths of sides MO and ON.

Answer 5

The length of side MN is less than the sum of the lengths of sides MO and ON.

Answer 6

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Bess joins three pieces of spaghetti to make a triangle, as shown below.



What is most likely the length of the third spaghetti?

9 cm

2 cm

22 cm

24 cm