Answer:

Step-by-step explanation:

Hope this helps!
Combine like terms to get 2y2-2y+4x
Answer:
12/sin90'=b/sin67'
12sin67'=bsin90'
b=12sin67/sin90'
Step-by-step explanation:
sister ,we can use the law of sines. since we have the angle of elevation and assume the wall makes a right angle with the ground, our angle opposite the ground is 180-[90+23=67
hope this is helpful for you
The answer is 0.04
All you have to do is go to a calculator and type 4 then put %