Question

6. Which among the following is a perfect square?Required to answer. Single choice.
a) 0.289
b) 24.01​

Answer 1

Answer:

a 0.289 is a perfect square

Step-by-step explanation:

is it correct answer

Answer 2

4.9

Step-by-step explanation:

to do it fastly ... firstly u need to observe this no is somewhat close to sqare of 50 which is 2500 nd last nunb6 ending is with 1 .

clearly we can observe there must be a number ending with 9 whose square will gibe 1 in its unit place and as i told earlier 49 is much close to 50

there 2401 is perfect square of 49.

but since question has two decimal places

the answer comes b) 24.01

.

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