Katie whates 5 plus 90

What is the measure of the smallest angle in the diagram? 15 29 32 45

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

X² + 4y² = 36 the major axis runs along: a) y=4x b) x-axis c) y-axis