Which kind of symmetry do all of these figures have?
Joc
A. vertical line, only
B. horizontal line, only
C. both vertical line and horizontal line
D.
neither vertical line nor horizontal line

True or false: the graph of y=f(bx) is a horizontal compression of the graph y=f(x) if b< 1

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

Pls the last one and it has to be like number 6