12.4 Practice B Geometry Answers

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Go Math Grade 3 Chapter 12 Two-Dimensional Shapes Extra Practice Answer Key

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Mutual Core – Page No. 257000

Chapter 12 Extra Exercise

Lessons 12.1–12.3

Name the polygon.

Question 1.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 1$
_________

Reply:
quadrilateral

Explanation:

4 sides; 4 angles; quadrilateral

Question 2.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 2$
_________

Answer:
decagon

Explanation:

10 sides; 10 angles; decagon

Question 3.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 3$
_________

Answer:
hexagon

Caption:

six sides; vi angles; hexagon

Question 4.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 4$
_________

Answer:
triangle

Caption:

3 sides; three angles; triangle

Question v.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 5$
_________

Respond:
octagon

Caption:

8 sides; 8 angles; octagon

Question 6.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 6$
_________

Answer:
pentagon

Explanation:

5 sides; 5 angles; pentagon

Lesson 12.4

Await at the dashed sides of the polygon. Tell if they appear to exist intersecting, perpendicular, or parallel. Write all the words that describe the sides.

Question seven.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 7$
_________
_________

Respond:
perpendicular lines

Explanation:
The dashed sides are meeting to course a right angle. So, they are perpendicular lines.

Question 8.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 8$
_________

Reply:
parallel lines

Explanation:
The dashed sides are non intersecting with each other. So, the given lines are parallel lines.

Question 9.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 9$
_________

Answer:
intersecting lines

Caption:
The dashed line segments run into and form an bending. So, they are intersecting lines.

Lesson 12.5

Circumvolve all the words that describe the quadrilateral.

Question 10.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 10$
Options:
a. rhomb
b. trapezoid
c. rectangle

Answer:
c. rectangle

Explanation:
The given shape has two pairs reverse with the same length. As well, all the angles are right angles. The given shape is a rectangle.

Question eleven.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 11$
Options:
a. square
b. rhombus
c. trapezoid

Answer:
a. foursquare
b. rhombus

Explanation:
The given shape has iv sides with equal lengths. As well, all the angles are right angles. Then, a possible reply is a square and rhombus.

Question 12.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 12$
Options:
a. trapezoid
b. rectangle
c. rhombus

Respond:
a. trapezoid

Caption:
Even though the given shape has four sides, they are non equal. Too, it has simply two right angles. The given shape is a trapezoid.

Mutual Cadre – Page No. 258000

Lesson 12.half dozen

Draw a quadrilateral that does not belong. Then explicate why.

Question 1.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 13$
Type below:
_________

Answer:

Explanation:
The shape is a trapezoid. Even though the given shape has four sides, they are not equal. Besides, the angles are not right angles.

Lesson 12.7

Use the triangles for 1–2. Write A, B, or C.
Then complete the sentences.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 14$

Question 2.
Triangle ____ has 1 angle greater than a right angle and appears to have ____ sides of equal length.

Reply:
Triangle C has 1 angle greater than a right angle and appears to have 0 sides of equal length.

Question 3.
Triangle____ has 1 right angle and appears to accept ____ sides of equal length.

Answer:
Triangle A has 1 correct bending and appears to have 2 sides of equal length.

Lesson 12.8
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 15$

Question 4.
What characterization could you use to describe Circle A?
Type below:
_________

Reply:
All sides of Equal Lengths

Question 5.
What label could you use to describe Circle B?
Type beneath:
_________

Reply:
Right Angle

Lesson 12.9

Draw lines to divide the shape into equal parts that show the fraction given.

Question half dozen.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 16$ $\frac{1}{iv}$

Answer:

Question 7.
$Go Math Grade 3 Answer Key Chapter 12 Two-Dimensional Shapes Extra Practice Common Core img 17$ $\frac{1}{three}$

Answer:

Conclusion

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