## Envision Math 5th Grade Textbook Answer Key Topic 20 Test Prep

**Test Prep**

Question 1.

Teresa is constructing ∠ C congruent to ∠A for her drafting class. What is the next step that Teresa should take to complete the construction? (20-1)

A. Measure the opening of arc LM with a compass.

B. Measure the opening of arc LM with a protractor.

C. Draw an arc with center at point C using the same compass setting used to draw arc LM.

D. Draw another arc that intersects arc LM.

Answer:

Question 2.

Mrs. Bradley is an architect who needs to construct \(\overline{S T}\) congruent to \(\overline{L M}\) . She has drawn a ray with endpoint S as shown. What is the next step she should take? (20-2)

A. Draw an arc above \(\overline{L M}\).

B. Draw an arc above and below \(\overline{L M}\).

C. Draw an arc on \(\overline{L M}\).

D. With point L as the center, open the compass so it lines up with point M.

Answer:

Question 3.

What is the next step in constructing a line parallel to \(\overleftrightarrow{A B}\)? (20-2)

A. Draw segment BC.

B. Construct a line perpendicular to line AC.

C. Construct a line segment congruent to line segment AB.

D. Draw a line through point G.

Answer:

Question 4.

Angelo is constructing LMN so that it is congruent to ABC. He has constructed ∠M congruenS to ∠B and \(\overline{M L}\) congruent to segment \(\overline{B A}\).

What is the next step? (20-3)

A. Measure the length of \(\overline{B A}\) with his compass.

B. Measure the length of \(\overline{B A}\) with his protractor.

C. Construct \(\overline{M N}\) congruent to \(\overline{B C}\).

D. Connect point L with \(\overrightarrow{M N}\).

Answer:

Question 5.

What is missing from the construction of a line perpendicular to \(\overleftrightarrow{D E}\)? (20-2)

A. Arc above \(\overleftrightarrow{D E}\) with center at point E.

B. Arc above \(\overleftrightarrow{D E}\) with center at point D.

C. Arc above \(\overleftrightarrow{D E}\) with center at point Y.

D. A line parallel to \(\overleftrightarrow{D E}\).

Question 6.

The first step in constructing a rectangle ABCD is to draw line AB. Which of the following choices could be the next step? (20-3)

A. Construct two lines that are parallel.

B. Construct a line segment that is congruent to segment \(\overleftrightarrow{A B}\).

C. Construct two angles that are congruent.

D. Construct a line perpendicular to AB at point A.

Answer:

Question 7.

Suppose each of the 6 squares in a hexamino represents a table which can seat one person on a side. Which arrangement of 6 tables can seat exactly 12 people? (20-4)

Answer:

Question 8.

What two tools are used to construct geometric figures? (20-1)

A. ruler and straightedge

B. straightedge and compass

C. ruler and protractor

D. compass and protractor

Answer:

Question 9.

Aidan is a graphic designer and needs to construct AS congruent to AT for one of his projects. What is the first step in the construction? (20-1)

A. Draw a ray with endpoint S.

B. Draw a ray with endpoint T.

C. Draw an arc with endpoint S.

D. Draw an arc with endpoint T.

Answer: