Mathematics, 18.01.2020 02:31 money2tymes
1) a rectangular swimming pool with length b and width h is surrounded by a walkway which is 3 feet wide. which equation below could be used to find the area of the walkway?
a) a=(b+6)(h+6)-bh
b) a=bh-(b+6)(h+6)
c) a=(b+3)(h+3)-bh
d) a=(b+6)(h+6)
2) the following table is an example of inverse variation.
x y
4 48
6 32
8 24
16 12
which equation models the relationship between x and y?
a) x=4/3 y
b) x=y/192
c) y=192/x
d) y=12x
3) the distance d that an object travels in t seconds is given by the formula d=1/2 at^2 , where a is the acceleration of the object. which of the following expresses a in terms of d and t?
a) a=2dt^2
b) a= dt^2/2
c) a= d/2t^2
d) a= 2d/t^2
for your : )
Answers: 2
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