Answer: See my work
Step-by-step explanation:
This can be solved by similar triangles, which means you can cross multiply and divide. 78/195=x/10. 78(10)=780 and divide 780 by 195, you'll get the answer is 4. This means Sarah is 4 ft tall.
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Add sides 3x


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Are of a parallelogram is base (height)
since the height of this parallelogram is 7(that’s it’s altitude) and the base is 5
the area of this parallelogram is 35 unites sq
There is a scientific law called the Law of Conservation of Mass, discovered by Antoine Lavoisier in 1785. In its most compact form, it states: matter is neither created nor destroyed. ... the total amount of mass and energy in the universe is constant.