Which of the following is a regular triangle?

A triangle with all sides and angles equal

A triangle with two equal sides

A triangle with all angles different

A triangle with one right angle

Select the polygon that is equiangular but not equilateral.

A rectangle that is not a square

A concave polygon can be shown to be concave by drawing which of the following?

A segment connecting two points on two sides of the polygon that is not contained inside the polygon.

A segment connecting two adjacent vertices of the polygon.

A segment that lies entirely inside the polygon.

A segment connecting the center to a vertex.

A triangle can be concave. Is this statement true or false?

Only if all angles are greater than 90°

Choose the appropriate word to complete the following statement: A polygon (always, sometimes, never) has the same number of sides and vertices. Explain your answer.

Always. A polygon always has the same number of sides and vertices.

Sometimes. A polygon sometimes has the same number of sides and vertices.

Never. A polygon never has the same number of sides and vertices.

Only if the polygon is regular. Only regular polygons have the same number of sides and vertices.

Vince is a tile setter. He needs to cut a tile to fit in the space shown. What shape will the tile have? Classify the polygon as convex or concave and as regular or irregular.

The tile will be an irregular concave polygon.

The tile will be a regular convex polygon.

The tile will be a regular concave polygon.

The tile will be an irregular convex polygon.

Which of the following sketches represents a concave hexagon with two sets of three congruent sides, suitable for Daphne's pendant design?

A concave hexagon with two sets of three congruent sides

A regular hexagon with all sides congruent

A convex hexagon with alternating side lengths

A pentagon with two sets of congruent sides

A regular octagon and a regular decagon each have a perimeter of 200 centimeters. Which statement is true about the side lengths of the polygons?

The side length of the octagon is 2 centimeters greater than the side length of the decagon.

The two polygons have the same side length.

The side length of the decagon is 2 centimeters greater than the side length of the octagon.

The side length of the octagon is 5 centimeters greater than the side length of the decagon.

Lesson 1.6 Classify Polygons

Authored by Janice Badongen-Patal-E

Mathematics

10th Grade

CCSS covered

Used 1+ times

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31 questions

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MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the side length of the regular polygon shown in the diagram. The sides are labeled as (8x) in. and (5x + 6) in. What is the side length of the regular pentagon? A. 16 inches B. 12 inches C. 20 inches D. 10 inches

Tags

CCSS.HSG.CO.C.10

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Name each polygon by its number of sides. Classify the polygon as convex or concave and as regular or irregular.

Hexagon; convex; regular

Pentagon; concave; irregular

Heptagon; convex; irregular

Octagon; concave; regular

Tags

CCSS.2.G.A.1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Name each polygon by its number of sides. Classify the polygon as convex or concave and as regular or irregular.

Quadrilateral; concave; irregular

Quadrilateral; convex; regular

Pentagon; concave; regular

Triangle; convex; irregular

Tags

CCSS.2.G.A.1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following best describes a convex irregular quadrilateral?

A four-sided polygon with all angles less than 180° and sides of different lengths

A four-sided polygon with all sides equal and all angles equal

A four-sided polygon with one angle greater than 180°

A polygon with three sides and all angles less than 180°

Tags

CCSS.5.G.B.4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a regular hexagon?

A polygon with six equal sides and six equal angles

A polygon with five equal sides and five equal angles

A polygon with six sides of different lengths

A polygon with four equal sides and four equal angles

Tags

CCSS.2.G.A.1

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the side length of the polygon. (Refer to the triangle shown in the diagram for question 5, with sides labeled (4x + 1) cm and (5x - 3) cm.)

17 cm.

12 cm.

21 cm.

9 cm.

Tags

CCSS.HSG.CO.C.11

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Classify the polygon as convex or concave and as regular or irregular. 7. (Polygon with equal sides and angles, circle-like)

Convex, regular

Concave, regular

Convex, irregular

Concave, irregular

Tags

CCSS.2.G.A.1

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Lesson 1.6 Classify Polygons

Find the side length of the regular polygon shown in the diagram. The sides are labeled as (8x) in. and (5x + 6) in. What is the side length of the regular pentagon? A. 16 inches B. 12 inches C. 20 inches D. 10 inches

Name each polygon by its number of sides. Classify the polygon as convex or concave and as regular or irregular.

Name each polygon by its number of sides. Classify the polygon as convex or concave and as regular or irregular.

Which of the following best describes a convex irregular quadrilateral?

Which of the following is a regular hexagon?

Find the side length of the polygon. (Refer to the triangle shown in the diagram for question 5, with sides labeled (4x + 1) cm and (5x - 3) cm.)

Classify the polygon as convex or concave and as regular or irregular. 7. (Polygon with equal sides and angles, circle-like)

Classify the polygon as convex or concave and as regular or irregular. 8. (Quadrilateral with two pairs of equal sides)

Which of the following is a regular triangle?

Find the side length of each regular polygon. 14. (Hexagon diagram) (2x + 5) m, (4x - 5) m

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