Here are the ingredients needed to make 20 walnut biscuits. Walnut biscuits
Ingredients to make 20 biscuits
50g butter
100g caster sugar
40g flour
50g walnuts
2 egg whites
Liz wants to make 50 walnut biscuits
Work out the amount of each ingredient she needs

The figure shows triangle def and line segment bc, which is parallel to ef: triangle def has a point b on side de and point c on side df. the line bc is parallel to the line ef. part a: is triangle def similar to triangle dbc? explain using what you know about triangle similarity. part b: which line segment on triangle dbc corresponds to line segment ef? explain your answer. part c: which angle on triangle dbc corresponds to angle f? explain your answer. asap