1MA0 Higher November 2016 Paper 1 Q21
21
Diagram NOT accurately drawn
\(ABC\) and \(AED\) are straight lines.
\(BE\) and \(CD\) are parallel.
\(BE = 1.5\) cm.
\(CD = 6\) cm.
\(AD = 5\) cm.
Calculate the length of \(ED\). (3)
| Answer | Mark | Notes |
|---|---|---|
| 3.75 oe | 3 | M1 for a correct scale factor or ratio using two corresponding sides from similar triangles or two sides from the same triangle (may be seen in an equation) e.g \(\dfrac{6}{1.5}\) oe or \(\dfrac{1.5}{6}\) oe or \(\dfrac{5}{6}\) or \(\dfrac{6}{5}\) etc. (accept these written as ratios) M1 for a complete method to find \(ED\) A1 |