a. they grow and reproduce
d. they have cell membranes and cytoplasm
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Perpindicular lines are like the lines in the letter "T". The intersect each other at a 90 degree angle. A radius is the distance from the center of the circle to the circle itself. It is half the circle's diameter.
You need to know diameter of each circle, which are different for each circle; each circle circumference is pi x diameter where pi = 3.14159
There is supposed to be an equals between the LOL and the TGIF
No, the circle is inscribed in the quadrilateral.
the hexagon is circumscribed about the circle