Which of these describes a unique polygon? Select the correct choice.
A
A quadrilateral with 4 right angles
B
A triangle with angles 30°, 80°, and 70°
С.
A triangle with side lengths 7 cm and 8 cm and a 70° angle
A triangle with each side length 5 inches

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

What is the area of the original rectangle? 8 cm² 20 cm² 25 cm² 40 cm²

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe