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Q:

The base of a triangle is 15 cm and height is 12 cm. The height of another triangle of double the area having the base 20 cm is

  • 1
    9 cm
  • 2
    18 cm
  • 3
    8 cm
  • 4
    12.5 cm
  • Show Answer
  • Workspace

Answer : 2. "18 cm"
Explanation :

Area of first triangle =1/2*12*15=90
and second triangle Area will be 180 according to question that we can say
180=1/2*h*20
h=18 cm ans


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