1MA0 Higher June 2014 Paper 2 Q17
17
Diagram NOT accurately drawn
Quadrilaterals \(ABCD\) and \(LMNP\) are mathematically similar.
Angle \(A\) = angle \(L\)
Angle \(B\) = angle \(M\)
Angle \(C\) = angle \(N\)
Angle \(D\) = angle \(P\)
(a) Work out the length of \(LP\). (2)
(b) Work out the length of \(BC\). (2)
| Answer | Mark | Notes |
|---|---|---|
| 7.5 | 2 | M1 for sight of \(\dfrac{9}{6}\) (=1.5) oe or \(\dfrac{6}{9}\) (=0.66..) oe or \(\dfrac{5}{6}\) (=0.83..) oe or \(\dfrac{6}{5}\) (=1.2) oe or a ratio, eg 6:9 oe or decimal, eg 1.5 oe A1 cao |
| Answer | Mark | Notes |
|---|---|---|
| 8 | 2 | M1 for \(12 \times \dfrac{6}{9}\) oe or \(12 \div \dfrac{9}{6}\) oe or \(\dfrac{12}{\text{``}7.5\text{''}} \times 5\) oe A1 cao |