Use calculator to evaluate each expression. sin²36° + cos² 36°

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?

Which expression is equivalent to 3^3 + 2^2?

With alll of except for the 2 that i did already