Quiz about Decomposing and Composing Triangles

Question 1

How many triangles made this shape?

Accepted Answer

4

Answer

1

Answer

2

Answer

3

Question 2

Ali joined 2 shapes together to make this shape. Which 2 shapes did Ali join together?

Accepted Answer

2 triangles

Answer

2 squares

Answer

2 circles

Answer

2 trapezoids

Question 3

Look at this group of figures.

Which figure best fits in this group?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Question 4

I have 3 sides and 3 corners. What shape am I?

Accepted Answer

triangle

Answer

rectangle

Answer

square

Question 5

What shape can we make from this?

Accepted Answer

Question 6

This means putting together different shapes to form another shape.

Accepted Answer

composing a shape

Answer

decomposing a shape

Question 7

This means dividing or partitioning the shape into different shapes.

Accepted Answer

decomposing a shape

Answer

composing a shape

Question 8

Can you decompose the triangle into 4 triangles?

Accepted Answer

Yes

Answer

No

Question 9

Which shape was used to make this shape?

Accepted Answer

triangle

Answer

square

Answer

rectangle

Answer

hexagon

Question 10

Putting two or more shapes together is called ___________.

Accepted Answer

composing

Answer

designing

Question 11

Sophia made this shape using triangle blocks. How many triangles are missing?

Accepted Answer

3

Answer

1

Answer

2

Answer

4

Question 12

What other block could be used instead of triangles to complete this shape?

Accepted Answer

trapezoid

Answer

rectangle

Answer

rhombus

Answer

square

Question 13

PJ put 2 triangles together to make a new shape. How many sides does the new shape have?

Accepted Answer

4

Answer

5

Answer

3

Answer

6

Question 14

Putting together two or more geometric figures.

Accepted Answer

Composing

Answer

Decomposing

Answer

Building Blocks

Answer

Building Units

Question 15

Which statement best describes the characteristics of the shapes that are being combined?

Accepted Answer

Two acute triangles combine to form a rhombus with four congruent sides and opposite angles congruent.

Answer

Two acute triangles combine to form a square with four congruent sides and four right angles.

Answer

One obtuse triangle and one right triangle combine to form a rhombus with four congruent sides and opposite angles congruent.

Answer

Two right triangles combine to form a rhombus with four congruent sides and opposite angles congruent.

Question 16

The following shape was cut along the dotted line.

What shapes are formed after cutting?

Accepted Answer

2 triangles

Answer

2 rectangles

Answer

a triangle and a square

Answer

a square and a rectangle

Question 17

Which shapes combined to create this shape?

Accepted Answer

Option A is correct

Accepted Answer

Option C is correct

Answer

B.

Question 18

Prakalp was making a project in art and cut the polygon above apart. What polygons did he create when he subdivided the quadrilateral? Name all.

Accepted Answer

triangle

Accepted Answer

quadrilateral

Answer

pentagon

Answer

rectangle

Decomposing and Composing Triangles

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