2160
Explanation:
Use the equation (n-2)180
(14-2)180
(12)180
2160
Complementary angles add up to 90 degrees.
Which means.. the equation is
8x-23+7x-7=90
Combine like terms you should get
15x-30=90
Add 30 on both sides
15x=120
Divide 15 x=8
Plug in 8 to (8x-23)
8(8)=64-23=41
m
Answer:x=3
Step-by-step explanation:x squared is one x.you then add the X's to get 2x.then you subtract the five on the other side to get 2x=6.after you get that you divide both sides by 2 to get x=3
I know this answer!!! It’s A and C for the first one!
Answer is squareroot of 21 or 4.58 in decimal
by pythagorean theorem
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Mark me as brainliest if you find the solution helpful. thanks
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