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Heron's Formula 9

Description: Area of triangle
Number of Questions: 7
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The sides of a triangle are 5, 12 and 13 units respectively. A rectangle is constructed which is equal in area to the triangle and has a width of 10 units. Then the perimeter of the rectangle is

  1. 30

  2. 26

  3. 13

  4. None of these


Correct Option: B

if i have a sheet of triangle of base a and height b. if i cut it such that base becomes a/2. the new area is

  1. 1/2 of original

  2. 1/4 of original

  3. same

  4. 1/8 of original


Correct Option: B

The two legs of a right triangle measure 6 and 8 inches respectively. What is the area of the circle that contains all 3 vertices of the triangle?

  1. 24Pi

  2. 25Pi

  3. 36Pi

  4. 64Pi


Correct Option: B
  1. The ratio of the areas of the triangles is equal to the square of the corresponding sides

  2. The ratio of the areas of the triangles is equal to the square of the corresponding altitudes

  3. The ratio of the areas of the triangles is equal to the square of the corresponding medians

  4. None


Correct Option: A

The base of a triangle with area of 36 square cm and height of 4 cm is 16 cm.

  1. True

  2. False


Correct Option: B
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