jessicawolfking
29.12.2019 •
Mathematics
in rectangle abcd, point e lies half way between sides ab and cd and halfway between sides ad and bc. if ab=10 and bc=5, what is the area of the shaded region? write your answer as a decimal if necessary.
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Ответ:
The area of the shaded region is 25 square units
Step-by-step explanation:
see the attached figure to better understand the problem
we know that
The area of the shaded region is equal to the area of triangle ABE plus the area of triangle CDE
Remember that the area of triangle is equal to
where
b is the base
h is the height
Find the area of triangle ABE
substitute the values
Find the area of triangle CDE
substitute the values
Find the area of the shaded region
Ответ:
-7.14
Step-by-step explanation: