According to the partial construction shown, what is the next step in constructing a line perpendicular to a point off a line?
with compass at p, draw an arc above a.
with compass at p, draw an arc below a.
with compass at p, draw an arc that intersects a in one place.
with compass at p, draw an arc that intersects a in two places.

At stp, what is the volume of 1 mole of co2?

Sarah wants to know where in her garden chamomile would grow the best. she thinks chamomile will grow best in the corner of the garden that gets the most sunlight. to test her hypothesis, she decides to plant several groups of chamomile in her garden as an experiment. which of the following variables will sarah need to measure to know which group of plants grew best? a. the location of the plants b. the type of plants c. the height of the plants d. the amount of water she gives the plants

#7 how does the structure of amino acids allow them to form a polypeptide? each amino acid has an amino group and a carboxyl group. each amino acid has a hydrogen atom and a carboxyl group. each amino acid has a carboxyl group and an r group. each amino acid has an r group and a hydrogen atom.