## Engage NY Eureka Math 1st Grade Module 5 Lesson 2 Answer Key

### Eureka Math Grade 1 Module 5 Lesson 2 Problem Set Answer Key

Question 1.

Use the key to color the shapes. Write how many of each shape are in the picture. Whisper the name of the shape as you work.

a. RED—4-sided shapes: ______7________

b. GREEN—3-sided shapes: ____3__________

c. YELLOW—5-sided shapes: ___0___________

d. BLACK—6-sided shapes: _____1_________

e. BLUE—shapes with no corners: _____7________

Answer:

a. RED—4-sided shapes: 7

b. GREEN—3-sided shapes: 3

c. YELLOW—5-sided shapes: 0

d. BLACK—6-sided shapes: 1

e. BLUE—shapes with no corners: 7,

Explanation:

Used the key to color the shapes. Wrote

how many of each shape are in the picture

as shown above as

a. RED—4-sided shapes: 7

b. GREEN—3-sided shapes: 3

c. YELLOW—5-sided shapes: 0

d. BLACK—6-sided shapes: 1

e. BLUE—shapes with no corners: 7

Question 2.

Circle the shapes that are rectangles.

Answer:

Explanation:

Circled the shapes that are rectangles

as shown above.

Question 3.

Is the shape a rectangle? Explain your thinking.

a.

_____Yes_______

________________

Explanation:

Yes, its a rectangle with four sides and

4 square corners.

b.

_______No____________

___________________________

Answer:

No,

Explanation:

No, its not a rectangle because the

corners are not squares.

### Eureka Math Grade 1 Module 5 Lesson 2 Exit Ticket Answer Key

Write the number of corners and sides that each shape has.

Then, match the shape to its name. Remember that

some special shapes may have more than one name.

Answer:

Explanation:

Wrote the number of corners and sides that

each shape has and then, matched the shape

to its name as

1. 0 corners, 0 straight sides matched to circle,

2. 3 corners, 3 straight sides matched to triangle,

3. 6 corners, 6 straight sides matched to hexagon,

4. 4 corners, 4 straight sides matched to square respectively.

### Eureka Math Grade 1 Module 5 Lesson 2 Homework Answer Key

Question 1.

Color the shapes using the key. Write the number of

shapes you colored on each line.

Key

RED 3 straight sides: _____3____

BLUE 4 straight sides: ____4______

GREEN 6 straight sides: ____1______

YELLOW 0 straight sides: ___2_____

Answer:

RED 3 straight sides: 3

BLUE 4 straight sides: 4

GREEN 6 straight sides: 1

YELLOW 0 straight sides: 2,

Explanation:

Colored the shapes using the key and

Wrote the number of shapes I colored

on each line as

RED 3 straight sides: 3

BLUE 4 straight sides: 4

GREEN 6 straight sides: 1

YELLOW 0 straight sides: 2.

Question 2.

a. A triangle has ____3_____ straight sides and

______3___ corners.

b. I colored _____3 red_____ triangles.

Answer:

a. A triangle has 3 straight sides and 3 corners,

b. I colored 3 red triangles,

Explanation:

As a triangle has 3 straight sides and 3 corners,

So, I colored 3 red triangles as shown above.

Question 3.

a. A hexagon has _____6____ straight sides and

_____6_____ corners.

b. I colored ____green______ hexagon.

Answer:

a. A hexagon has 6 straight sides and 6 corners,

b. I colored 1 green hexagon,

Explanation:

As a hexagon has 6 straight sides and 6 corners,

So, I colored 1 green hexagon as shown above.

Question 4.

a. A circle has ____0___ straight sides and

____0_____ corners.

b. I colored ___2 yellow____ circles.

Answer:

a. A circle has 0 straight sides and 0 corners,

b. I colored 2 yellow circles.

Explanation:

As a circle has 0 straight sides and 0 corners,

So, I colored 2 yellow circles as shown above.

Question 5.

a. A rhombus has ___4__ straight sides that are

equal in length and ___4__ corners.

b. I colored ___1 blue___ rhombus.

Answer:

a. A rhombus has 4 straight sides that are

equal in length and 4 corners,

b. I colored 1 blue rhombus,

Explanation:

As a rhombus has 4 straight sides that are

equal in length and 4 corners, So I colored

1 blue rhombus as shown above.

Question 6.

A rectangle is a closed shape with 4 straight sides and

4 square corners.

a. Cross off the shape that is NOT a rectangle.

b. Explain your thinking: ______________________

____________No, 4 straight sides and 4 square corners__,

Answer:

Explanation:

Crossed off the shape that is NOT a rectangle

as shown above as a rectangle is a closed shape

with 4 straight sides and 4 square corners

only shape 3 has no 4 straight sides and

4 square corners, so crossed it.

Question 7.

A rhombus is a closed shape with 4 straight sides of

the same length.

a. Cross off the shape that is NOT a rhombus.

b. Explain your thinking: ______________________

_____No, 4 straight sides of the same length,_______

Answer:

Explanation:

Crossed off the shape that is NOT a rhombus

as shown above as a rhombus is a closed shape

with 4 straight sides of same length,

only shape 4 has no 4 straight sides of same length,

so crossed it.