The diagonals of a cyclic quadrilateral pqrs are at right angles
at a. ab perpendicular pq. ba is produced to meet rs in c. prove that rc = sc

Select true or false to tell whether the following conditional p q is true or false. use the truth table if needed. if a week has seven days, then a year has twenty months.

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?

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?