Direction: Observe the given figure. |
A) Increases by 4 cm
B) Increases by 2 cm
C) Decreases by 2 cm
D) Decreases by 4 cm
Correct Answer: A
Solution :
Diameter = 2r Diameter after increasing its radius by \[\text{2 cm}=\text{ 2(r }+\text{ 2) }=\text{ 2r }+\text{ 4 cm}\] \[\therefore \] Diameter increases by 4 cmYou need to login to perform this action.
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