Please find the slope

-x

Step-by-step explanation:

for every one you go right you do down by 1 so the fraction would be

change in y ÷ change in x = Gradient

    -1   ÷ 1 = -1  

Gradient = -1

i use my brain for prombles like this maybe you could try it

step-by-step explanation:

you estimate that the angle of elevation to the top of the 86th floor (the observatory) is 82 .the total height of the building is another 123 meters above the 86th floor.

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