division is subtraction when dealing with logs
log₃ = log₃ (d) - log₃ (12)
Answer: A
Wahts the permiter I will mark braknliest
2 answers:
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Answer:
There are 20 kids total in the class.
Step-by-step explanation:
15/100 × 20 = 3
You can use direct proportion for any percent calculation.
Compare each number with its percent.
3 i s 15 % of what number? Let the number be x
So, 3 represents 15 % and x represents 100 %
x/ 100 = 3/15
Multiply by 100 to isolate x
x =
x = 20
Check: 15/ 100 × 20 = 3
Answer:
A ≈ 69.5°
Step-by-step explanation:
Given the triangle is right use the cosine ratio to find A
cosA = =
=
, thus
A = (
) ≈ 69.5° ( to 1 dec. place )