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प्रश्न
What will be the units digit of the square of the following number?
55555
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उत्तर
The units digit is affected only by the last digit of the number. Hence, , we only need to examine the square of its last digit.
Its last digit is 5. Hence, the units digit is the last digit of 25 (25 = 52), which is 5.
संबंधित प्रश्न
Find the square of the given number.
32
Find the square of the given number.
35
Observe the following pattern
22 − 12 = 2 + 1
32 − 22 = 3 + 2
42 − 32 = 4 + 3
52 − 42 = 5 + 4
and find the value of
1112 − 1092
Which of the following triplet pythagorean?
(14, 48, 51)
Find the squares of the following numbers using diagonal method:
98
Find the squares of the following numbers using diagonal method:
171
The sides of a right triangle whose hypotenuse is 17 cm are ______ and ______.
Can a right triangle with sides 6 cm, 10 cm and 8 cm be formed? Give reason.
Rahul walks 12 m north from his house and turns west to walk 35 m to reach his friend’s house. While returning, he walks diagonally from his friend’s house to reach back to his house. What distance did he walk while returning?
A 5.5 m long ladder is leaned against a wall. The ladder reaches the wall to a height of 4.4 m. Find the distance between the wall and the foot of the ladder.
