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Class 9 Math Practice Test: Heron’s Formula
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Class 9 Math Practice Test: Heron’s Formula
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10 Questions

1. The area of an isosceles triangle having base 2 cm and the length of one of the equal sides 4 cm is
2. The perimeter of an equilateral triangle is 60 m. The area is
3. An isosceles right triangle has area 8 cm². The length of its hypotenuse is
4. The edges of a triangular board are 6 cm, 8 cm and 10 cm. The cost of painting it at the rate of 9 paise per cm² is
5. If the area of an equilateral triangle is 16√3 cm², then the perimeter of the triangle is
6. The length of each side of an equilateral triangle having an area of 9√3 cm² is
7. The sides of a triangle are 56 cm, 60 cm and 52 cm long. Then the area of the triangle is
8. The base of a right triangle is 48 cm and its hypotenuse is 50 cm. The area of the triangle is
9. The sides of a triangle are 35 cm, 54 cm and 61 cm. The length of its longest altitude is
10. The area of an equilateral triangle with side 2√3 cm is

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