11. Find the square of the following numbers without doing any calculation : (1) 15 (2) 25 (3)35 (4) 45 (5) 55 (6) 65 (7) 75 (8) 85 (9) 95 (10) 305
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Answer:
15 = 225 , 25 =625 , 35 = 1225 , 45 = 2025
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Step-by-step explanation:
(1) 15= 225
(2) 25= 625
(3)35= 1225
(4) 45= 2025
(5) 55= 3025
(6) 65= 4225
(7) 75= 5625
(8) 85= 7225
(9) 95= 9025
(10) 305= 93025
Please stop following!! I'm saying again and again...
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