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Geometry Video Lecture | Mathematics for Class 4

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FAQs on Geometry Video Lecture - Mathematics for Class 4

1. What are the basic shapes in geometry?
Ans. The basic shapes in geometry are points, lines, angles, triangles, quadrilaterals, circles, and polygons.
2. How do you calculate the area of a triangle?
Ans. The area of a triangle can be calculated using the formula: Area = 1/2 * base * height.
3. What is the difference between a convex and concave polygon?
Ans. A convex polygon has all interior angles less than 180 degrees, while a concave polygon has at least one interior angle greater than 180 degrees.
4. How do you find the circumference of a circle?
Ans. The circumference of a circle can be found using the formula: Circumference = 2 * π * radius.
5. What is the Pythagorean Theorem?
Ans. The Pythagorean Theorem states that in a right-angled triangle, the square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides.
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