Practice area and perimeter
Perimeter measures the outline of a shape and area measures its surface. They are essential geometry skills.
In DinoMath you calculate them in adventure situations, like delimiting territories.
Practice example
A 4 × 3 rectangle has area 12 and perimeter 14
What you’ll practice
Perimeter of shapes
Add the sides of a shape.
Area of rectangles
Multiply base by height.
Area of triangles
Apply the formula base × height ÷ 2.
Area of compound shapes
Decompose shapes and add their areas.
Practice Mode: Area and Perimeter
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Related practice
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Frequently asked questions
What is practicing {topic} in DinoMath?
In DinoMath, practicing {topic} is part of a math adventure. Each explorer solves problems at their own pace, gets help from Tico when stuck, and reinforces the skill with no grade labels or comparisons.
Why practice {topic}?
Practicing {topic} helps consolidate the skill and build confidence for the next challenge. In DinoMath you can practice any skill whenever you need it, without waiting for anyone.
Can I practice {topic} for free?
Yes. DinoMath can be started for free and practice is available in the Practice Zone. You can try the experience before deciding on a subscription.