Question

find the square of 305
containing 5 at units place​

Answer 1

Answer:

93025

Step-by-step explanation:

305*305

This is the answer.

Hope it helps

Answer 2

Answer:

it can be answered by a simple trick

Step-by-step explanation:

for no. ending in 5

their square can be taken adding 1 to the no. we get by removing 5 and multiplying with it

for e.g.

65^2

6+1=7

》6×7= 42

then add 25 at the end

》4225 is the answer

when we take 305

30+1=31

》30×31 =930

now place 25 at the end

》93025

hope this helps you

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