Area of Rectangles and Right Triangles

Flashcard
•
Mathematics
•
3rd Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the formula to find the area of a rectangle?
Back
The area of a rectangle is found using the formula: Area = length × width.
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
2.
FLASHCARD QUESTION
Front
What is the formula to find the area of a right triangle?
Back
The area of a right triangle is found using the formula: Area = (base × height) / 2.
Tags
CCSS.6.G.A.1
3.
FLASHCARD QUESTION
Front
If a rectangle has a length of 5 cm and a width of 4 cm, what is its area?
Back
Area = 5 cm × 4 cm = 20 cm².
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
4.
FLASHCARD QUESTION
Front
If a right triangle has a base of 6 cm and a height of 3 cm, what is its area?
Back
Area = (6 cm × 3 cm) / 2 = 9 cm².
Tags
CCSS.6.G.A.1
5.
FLASHCARD QUESTION
Front
What does 'area' mean in geometry?
Back
Area is the amount of space inside a shape, measured in square units.
6.
FLASHCARD QUESTION
Front
What is the area of a rectangle with a length of 10 cm and a width of 2 cm?
Back
Area = 10 cm × 2 cm = 20 cm².
Tags
CCSS.3.MD.C.7B
CCSS.4.MD.A.3
7.
FLASHCARD QUESTION
Front
What is the area of a right triangle with a base of 8 cm and a height of 4 cm?
Back
Area = (8 cm × 4 cm) / 2 = 16 cm².
Tags
CCSS.6.G.A.1
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