Caleb0018
07.03.2020 •
Mathematics
Point R(−3, 9) belongs to the graph of the function y= k/x^2 . Find the value of k.
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Ответ:
k = 81
Step-by-step explanation:
y = k / x²
Plug in values.
9 = k / (-3)²
9 = k / 9
Solve for k by multiplying both sides by 9.
k = 81
Ответ:
Answers:
B.The corresponding angles of the triangles are congruent
D.The image is a reduction of the pre-image
E. Neither the dilation nor the rotation change the shape of the triangle