Answer:
Your correct answer is 31/50 + -4/25 i
Step-by-step explanation:
5+4i/6+8i = 31/50 + -4/25 i
Answer:
true pls mark as brainliest
Step-by-step explanation:
Answer:
option=d.
hkm=jkl( by vertical opposite angle)
155°=(5x+15)°
155-15=5x
140=5x
140/5=x
28=x
242.9 . I worked it out on a piece of paper so it might be right .
Answer:
<u>18°</u>
Step-by-step explanation:
sin 2x=cos zy
m(2x)=72°
cos(π/2-a)=sin a
cos(π/2-72°)=sin72°
cos18°=sin72°
=>m(zy)=18°
