Can someone plz answer the question ASAP? Thank you. multiple choice answer yes or no

What are the constants in this expression? -10.6+9/10+2/5m-2.4n+3m

Aflower has 26 chromosomes. to create a new flower,how many would a sperm cell have what is called?

Zack notices that segment nm and segment pq are congruent in the image below: which step could him determine if δnmo ≅δpqr by sas? (5 points) segment mo ≅ segment qr segment on ≅ segment qp ∠ n ≅ ∠ r ∠ o ≅ ∠ q