Louise is creating a 1-foot long comic strip. if she has marked .5 ft on her paper, what should she do to find 1ft?

What is the measure of angle x? answer

Serena is making an experiment. for that, she needs 20 grams of a 52% solution of salt. she has two large bottles of salt water: one with 40% and the other with 70% of salt in them. how much of each must she use to make the solution she needs? i am in need of

Each side length of the hexagons is 1, what’s the area of abc