Please help with this problem

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

Explain why the factor 1.5 is broke. into two numbers in the model.

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?