The correct answer is 10,1 Have a great day! :)
They are 81 numbers apart
True, because the chord connect 2 points of the circumference, but radius connect the center and a point on the circumference.
In the figure, we can consider that the base is the side that mesures 12 in and that the height is the side that measures 15 in, since that sides are perpendicular. So, we just need to use the given formula:
Hence, the area of the triangle is 90 in² (B).