Read the statement carefully. State ‘T’ for true
and ‘F’ for false.
(i) The diagonal BD of a parallelogram ABCD
intersect the line segment AE at the point F,
where E is any point on the side BC. Then
DE × EF = FB × FA.
(ii) ABCD is a parallelogram. If P is a point on
side BC and DP when produced meets AB
at L, then 
.
| (i) | (ii) | |
|---|---|---|
| A | T | F |
| B | F | F |
| C | T | T |
| D | F | T |
part (i) DF is incorrectly written
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Fill in the blanks and select the correct option.
(i) HCF of 48 and 72 is ______.
(ii) The value of MMDCCXIII + MDCCXLV is ______.
(iii) Common prime factor of 14 and 21 is ______.
(iv) The estimated difference of 42563
and 18325, when rounded off to
nearest thousands, is ______.
| (i) | (ii) | (iii) | (iv) | |
|---|---|---|---|---|
| A | 12 | 3568 | 21 | 22000 |
| B | 24 | 4458 | 7 | 25000 |
| C | 24 | 4458 | 14 | 25000 |
| D | 12 | 3568 | 7 | 20000 |
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of the number. Find the twice of number obtained by interchanging the digits.
