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Select the incorrect option....

Select the incorrect option.

A

If the sides of two similar triangles are in the ratio 4:9, then the areas of these triangles are in the ratio 16: 81.

B

A vertical pole of length 12 m casts a shadow 8 m long on the ground and at the same time a tower casts a shadow 40 m long on the ground, the height of tower is 80 m.

C

In a right angled triangle, if hypotenuse is 20 cm and the ratio of other two sides is 3:4, then the other two sides are 12 cm and 16 cm.

D

All concentric circles are similar to each other.

Text Solution

Verified by Experts

The correct Answer is:
B
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