Heron’s Formula: Geometry Quiz! Test

15 Questions | Total Attempts: 3395

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Herons Formula: Geometry Quiz! Test

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Questions and Answers
  • 1. 
    The sides of a triangle are 3 cm, 4 cm, and 5 cm. Its area is:
    • A. 

      15 cm2

    • B. 

      12 cm2

    • C. 

      9 cm2

    • D. 

      6 cm2

  • 2. 
    The area of ΔABC is:
    • A. 

      20 cm2

    • B. 

      10 cm2

    • C. 
    • D. 
  • 3. 
    The area of a triangular signboard of sides 5 cm, 12 cm, and 13 cm is:
    • A. 

      60 cm2

    • B. 

      30 cm2

    • C. 

      12 cm2

    • D. 
  • 4. 
    The sides of a triangle are in a ratio of 25:14:12 and its perimeter is 510 m. The greatest side of the triangle is:
    • A. 

      270 m

    • B. 

      250 m

    • C. 

      170 m

    • D. 

      120 m

  • 5. 
    The perimeter of a right triangle is 60 cm and its hypotenuse is 26 cm. The other two sides of the triangle are:
    • A. 

      26 cm, 8 cm

    • B. 

      25 cm, 9 cm

    • C. 

      24 cm, 10 cm

    • D. 

      20 cm, 14 cm

  • 6. 
    The area of the quadrilateral ABCD in the adjoining figure is:
    • A. 

      14.8 cm2

    • B. 

      15 cm2

    • C. 

      15.2 cm2

    • D. 

      16.4 cm2

  • 7. 
    The area of the trapezium in the adjoining figure is:
    • A. 

      286 m2

    • B. 

      296 m2

    • C. 

      306 m2

    • D. 

      316 m2

  • 8. 
    The area of the quadrilateral ABCD in the adjoining figure is:
    • A. 

      57 cm2

    • B. 

      95 cm2

    • C. 

      102 cm2

    • D. 

      114 cm2

  • 9. 
    When the sum of squares of two sides of a triangle is equal to the square of the length of the third side, then it is called a:
    • A. 

      Scalene triangle

    • B. 

      Right triangle

    • C. 

      Isosceles triangle

    • D. 

      Equilateral triangle

  • 10. 
    The perimeter of an equilateral triangle is 60 m. The area is:
    • A. 
    • B. 
    • C. 
    • D. 
  • 11. 
    • A. 

      5.196 cm2

    • B. 

      3.496 cm2

    • C. 

      1.732 cm2

    • D. 

      0.866 cm2

  • 12. 
    • A. 

      4 cm

    • B. 

      6 cm

    • C. 

      8 cm

    • D. 

      36 cm

  • 13. 
    The sides of a triangle are 35 cm, 54 cm and 61 cm, respectively. The length of its longest altitude is:
    • A. 
    • B. 
    • C. 
    • D. 
  • 14. 
    The area of an isosceles triangle having a base 2 cm and the length of one of the equal sides 4 cm, is
    • A. 
    • B. 
    • C. 
    • D. 
  • 15. 
    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:
    • A. 

      Rs. 2.00

    • B. 

      Rs. 2.16

    • C. 

      Rs. 2.48

    • D. 

      Rs. 3.00