Neutral atoms must have equal numbers of protons and electrons
Solution: 18 electrons
Answer:
Cos 74°= Sin 16°
Sin 20°= Cos 70°
Sin A°=Cos (90°- A°)
Step-by-step explanation:
This is because the three pairs are complementary i.e they add up to 90° and in trigonometric ratios, complementary ratios are equal.
To find the answer to the question we do the equation
Which gets us our answer of 20%
I have absolutely no idea goodluck with that
Now the reasoning of me not knowing is because my brain capacity is very low im just tryna get points I hope you find out the answer to that question good day sir
I hope this picture helps you. I think its the right answer. Please forgive me if it isnt.