11. The coordinates of endpoint A are A(5, -15). The midpoint of AC is B(5, -8). Find the coordinate of endpoint C. (1 point wor
k, 1 point x2, one point y2)
12. Find the distance between A(12, 6) and B(-8, 18). Leave your answer in simplest radical form. (1 point work, 1 point answer)
13. Find the area of a circle with diameter 8 in. Round to the nearest tenth. (1 point answer, 1 point units)
12. Find the distance between A(12, 6) and B(-8, 18). Leave your answer in simplest radical form. (1 point work, 1 point answer)
13. Find the area of a circle with diameter 8 in. Round to the nearest tenth. (1 point answer, 1 point units)
1 answer:
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Answer:
? = 26 in
Step-by-step explanation:
Using Pythagoras' identity in the right triangle.
The square on the hypotenuse is equal to the sum of the squares on the other 2 sides, that is
?² = 24² + 10² = 576 + 100 = 676 ( take the square root of both sides )
? = = 26