Jana is making a model of a coke can in her math class. The actual height of the coke can is 4.83 inches. If she is using a scal
e of 1 cm is equal to 0.3 inches, how many cm tall is her model?
A 161 cm
с 16.1 cm
B 1.61 cm
D 1.449 cm
A 161 cm
с 16.1 cm
B 1.61 cm
D 1.449 cm
1 answer:
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Solution:
Given that the point P lies 1/3 along the segment RS as shown below:
To find the y coordinate of the point P, since the point P lies on 1/3 along the segment RS, we have
Using the section formula expressed as
In this case,
where
Thus, by substitution, we have
Hence, the y-coordinate of the point P is
