Infinite order of rotational symmetry
Only two lines of symmetry
No symmetry
Only one line of symmetry
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and – 
.
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Read the statements carefully and state T for True and F for false.
(i) The sum of a two-digit number and the number formed by reversing its digits is exactly divisible by 11.
(ii) The generalised form of x0yz is 1000 × x + 100 × y + 10 × z.
(iii) 100a + 10b + c is divisible by 3, if (a + b - c) is divisible by 3.
If X9, then X + Y equals 7, where X
and Y are single digits.
| (i) | (ii) | (iii) | (iv) | |
|---|---|---|---|---|
| A | T | F | F | T |
| B | T | T | F | T |
| C | F | F | T | F |
| D | F | T | F | T |
number 4 is not there
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