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:
Using the quadratic formula:
Hope this helps!
Medida do angulo central = medida do arco interceptado
arco = 25º e ângulo central = 25º