Arithmetic Ability
Area

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Q.

The sides of a right-angled triangle are 12 cm, 16 cm, 20 cm respectively. A new right angle Δ is made by joining the midpoints of all the sides. This process continues for infinite then calculate the sum of the areas of all the triangles so made.

View Answer

Correct choice: B

Explanation:

Area =1/2x12x16 = 96 Sum of Area = 96/1-1/4=128
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