Areas and perimeters: answers to the exercises in 6th grade in PDF.

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Formulas for areas of usual figures. Mathematics exercises in the sixth grade (6eme).

Exercise 1:

Exercise 2:

Exercise 3:

8 km=8 000 m .

7.5 m =7,500 mm

98.2 hm=98 200dm

2 m= 0.002 km

3,000 cm =0.03 km

650 000 cm = 65 hm

0.05 km = 50 m

7.25 km = 725,000 cm

7 mm = 0.000 07 hm

20 m = 2 dam

Exercise 4:

This figure is formed by two semi-circles

and two segments.

5,2×3,14+2,6×3,14+2×2,6=16,328+8,164+5,2=29,692 cm².

The perimeter of this figure is about 29.692 cm².

Answers to the exercises on perimeters and areas of figures in 6th grade.

After consulting the answers to these exercises on perimeters and areas of figures in 6th grade, you can return to the exercises in 6th grade.

Sixth grade exercises.

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