omar9844
09.12.2020 •
Mathematics
If ABCD is a square and AC= 26, what is the length of BC
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Ответ:
aprox 18.38
Step-by-step explanation:
you have a AC=, which is the hypothenuse of the right triangle, and isosceles
ABC
AB=BC, sides of a square
remember c^2=a^2+b^2 but and b are equal so we can say
c^2= 2a^2
c=a
, 26/
=a
a=(26
)2=18.38
Ответ:
The answer will be 8