Answer: 48 ft
Step-by-step explanation:
Given
Height of street light h=12 ft
length of shadow x=18 ft
Shadow length of building x'=72 ft
suppose the height of the building is y
from the figure, we can write
Is the following relation a function
2 answers:
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I'm not sure if A B C D are answers, but I can say for sure that C is positive and A, B, and D are negative.
A:
Since there is only one -1, the expression is negative;
B:
Here as well, there is only one -1, so the expression is negative;
C:
The -1 cancels out;
D:
Here, you can't cancel the -1 out, so it remains negative;
Sorry for the delay, hope this helps :)
A:
Since there is only one -1, the expression is negative;
B:
Here as well, there is only one -1, so the expression is negative;
C:
The -1 cancels out;
D:
Here, you can't cancel the -1 out, so it remains negative;
Sorry for the delay, hope this helps :)