Ariana picked 21 cups of ripe strawberries from her garden. She plans to use all of the strawberries to make strawberry jam. Her recipe calls for 2 cups of sugar for every 7 cups of strawberries.
How much sugar does Ariana need to use?
cups

Match the following reasons with the statements given to create the proof. 1. do = ob, ao = oc sas 2. doc = aob given 3. triangle cod congruent to triangle aob vertical angles are equal. 4. 1 = 2, ab = dc if two sides = and ||, then a parallelogram. 5. ab||dc if alternate interior angles =, then lines parallel. 6. abcd is a parallelogram cpcte