P= 2L + 2W for L. solve for P
1 answer:
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The sum of the inner angles of a polygon with n sides is
Since your polygon has 6 sides, the sum of its inner angles has to be
On the other hand, the sum of its inner angles is
And it has to be 720, so we have
25 a² + 20 ab + 4 b²
for formula
find u,v such that: u.v = a
and u+v = b then group according to
=
factor out 5a from :
factor out 2b from :
=
factor out :
=
Refine:
hope this helps!.
for formula
and u+v = b then group according to
=
factor out 5a from :
factor out 2b from :
=
factor out :
=
Refine:
hope this helps!.
Answer:
the answer of this question is given in above picture, look
