In the figure given alongside, if x=1/4 y, show that y=144
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The answer is clearly B) 169 as 112 = 121. Therefore, 132 = 169 but if you haven’t memorized the squares of the first few numbers, it will eat into your time. So the main objective is to cut down on the time and for that, you need to commit certain things to the memory. Following is a list of some numbers and their squares that are commonly encountered. Some important squares:
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