## 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.

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.

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.

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 $$\overrightarrow{M N}$$.

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.

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)

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