Please help me get ungrounded and I think this should be enough points, and please don’t put easy or your on your own if not I will report

Adelivery truck leaves a warehouse and travels 2.60 km north. the truck makes a left turn and travels 1.25 km west before making another right turn to travel 1.40 km north to arrive at its destination. what is the magnitude and direction of the truck's displacement from the warehouse?

Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies.

The electronic structure or chlorine is 2.8.7 what is the electronic structure of fluorine?