Problem Set "Readiness(A)---6.1 Check Your Readiness (A)"

Problem 1

The rectangle below has sides measuring 6 cm and 5 cm. What is the area of this rectangle?

 



 

Do not include units (cm²) in your answer.

Explain your reasoning.

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Problem 2

Select all the expressions that give the area of the figure in square units.





A. (5 + 6) × (3 + 2)

B. (8 × 6) − (3 × 4)

C. 6 × 8 × 2 × 3 × 4 × 5

D. (5 × 6) + (3 × 2)

E. 8 × 6

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Problem 3

Each small square in the graph paper represents 1 square unit. Which of the following is closest to the area of the rectangle, in square units?





 

A.
B.
C.
D.

A

B

C

D

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Problem 4

Select all the line segments that appear to be parallel to a.

 



a

b

c

d

e

f

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Problem 5

Select all the figures that have sides that appear to be perpendicular.






A

B

C

D

E

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Problem 6

Select all the expressions that are equal to .

A. 30

B. 3,000

C. 1,000 × 3

D. 10 × 3

E. 10 × 10 × 10

F. 100

G. 1,000

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Problem 7

Draw two triangles:

• One that is a right triangle

• One that is not a right triangle

 

Then, explain what makes a triangle a right triangle.

 

Submit your work using the tools below.

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