Area, Perimeter and Symmetry flashcards
6 practice cards drawn from the Area, Perimeter and Symmetry lessons. Tap a card to turn it over. Every answer is checked against the lesson it came from.
Read the Area, Perimeter and Symmetry lessons in full →
Area of a 5 by 3 rectangle
15 cm²
from “Area and Perimeter”
Area of a 5 by 4 rectangle
20 cm²
from “Area and Perimeter”
A rectangle has area 21 cm² and one side 3 cm. The other side?
7 cm
from “Finding a Missing Side”
A square has area 64 cm². How long is each side?
8 cm
from “Finding a Missing Side”
How many lines of symmetry?
5
from “Symmetry”
The figure’s open corner reflects to which dot?
B
from “Completing a Symmetric Figure”