Higher November 2022 Paper 2 Q13
13 \(A\) and \(B\) are points on a centimetre grid.
\(A\) is the point with coordinates \((-7, 6)\)
\(B\) is the point with coordinates \((8, -5)\)
Work out the length of \(AB\).
Give your answer correct to 1 decimal place. (2)
| Answer | Mark | Mark scheme |
|---|---|---|
| 18.6 | M1 | for use of Pythagoras eg, \((-5 - 6)^2 + (8 - -7)^2\) or \(121 + 225\) or 346 or \(\sqrt{346}\) |
| A1 | answer in the range 18.6 to 18.61 |
Additional guidance
If a correct answer within the range is shown in working but incorrectly rounded award full marks