A six foot man casts a 14 foot shadow. how long is the shadow of a 40 foot tree?
1 answer:
Answer:
x = 93 1/3 ft shadow of the tree
Step-by-step explanation:
We can solve this by using proportions. We will put the height of the object over the shadow
6ft man 40 ft tree
------------ = ---------------
14 ft shadow x ft shadow
Using cross products
6 * x = 14 * 40
Divide each side by 6
6x/6 = 14/6 * 40
x = 93.33333(repeating)
x = 93 1/3 ft
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648.566 Km is the answer. :)
to make the proportion we make the ratio of the similar sides
For example
4/8 = 12/x
or we can write it as 4/12 = 8/x
or 12/x = 4/8
So last option is correct
Answer:
-4/3
Step-by-step explanation:
mtan × mline = -1
mtan× 3/4 = -1
mtan =-4/3
Answer:
Step-by-step explanation:
Area is half base × height
If area = 140 and height = 20 inches
base =140 ÷ 20 = 7 × 2 = 14 inches