Factor the expression. k^2 - 18k + 81
2 answers:
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Answer:
45 degree or 25%
Step-by-step explanation:
sum of angles of triangle= 180 so
-----> angle 1
(note: 30% is equal to )
------> angle 2
lets add angle 1 and 2 together
54+81=135
now lets subtract it from 180 to get the remained angle
180-135=45 and if you want it in % so you just get 100%-(30%+45%)= 25%
Answer:
Hello!!
For question twelve, is an identity.
For question thirteen, has no solution.
Hope this helps!!