TMUA 2020 Paper 2 Question 7
P2·Coordinate Geometry, Logic & Quantifiers·6.5Official · 2020 · Q7
sufficiencyparallelogramcounterexample
Consider the following conditions on a parallelogram , labelled anticlockwise.
I
length of = length of
II
the diagonal intersects the diagonal at right angles
III
Which of these conditions is/are individually sufficient for the parallelogram to be a square?
| Condition I is sufficient | Condition II is sufficient | Condition III is sufficient | ||
|---|---|---|---|---|
| A | yes | yes | yes | |
| B | yes | yes | no | |
| C | yes | no | yes | |
| D | yes | no | no | |
| E | no | yes | yes | |
| F | no | yes | no | |
| G | no | no | yes | |
| H | no | no | no |
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