USE THE ORDER OF OPERATIONS (PEMDAS) in all questions.
PEMDAS is:
Solve the parentheses first
Then the exponents
Then multiplication and division (from left to right, what ever comes first)
Lastly, addition and subtraction (from left to right, what ever comes first in the equation)
10) b. 60
11) b. 100
12) c. 384
MARK BRAINLIEST TY
(Com.ment me if u have any questions)
Answer:
Step-by-step explanation:
cot(theta) = 1 / tan(theta)
cot(theta) = 1 / -5
cot(theta) = - 0.2
The distance between the Earth's surface and the upper edge of the Earth's atmosphere would be Q - V.
The distance from the Sun to the Earth is Q. The distance from the Sun to the upper edge of the atmosphere is V. If you subtract V from Q, the remaining distance is that of the Earth's atmosphere. Q - V = the atmosphere