NAME
r i n g s m
DynaDash: Grade 4 Calculating Area and Perimeter
Are you ready to take the DynaDash? See how many area and perimeter questions you can answer in 60 seconds. You’re not expected to finish them all—just complete as many as you can. Ready? Go!
Calculate the perimeter and area of the rectangles below.
Find the missing value for each shape.
5 units
A = 21 sq units
3 units
7 units
1. P = 2. A =
units
11. w =
units
square units
6 units
A = 128 sq units
8 units
4 units
3. P = 4. A =
units
12. l =
units
square units
3 units
P = 60 units
15 units
13 units
5. P = 6. A =
units
13. l =
units
square units
11 units
P = 72 units
7 units
27 units
7. P = 8. A =
units
14. w =
units
square units
9 units
P = 60 units
6 units
7 units
9. P = 10. A =
units
15. Area =
square units
square units
DYNAMATH TEACHER’S GUIDE T9
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