Answer:
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Step-by-step explanation:
the explanation is given in the image.
Answer:
see explanation
Step-by-step explanation:
Under a reflection in the x- axis
a point (x, y ) → (x, - y ), hence
F(- 1, 9) → F'(- 1, - 9)
G(- 2, 1) → G'(- 2, - 1)
H(- 7, 4) → H'(- 7, - 4)
Find the length of the ladder if the distance from the bottom of the ladder to the building is 9 feet.