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boyakko [2]
2 years ago
7

Help me with 8 through 12 please and thank you only 4 questions

Mathematics
1 answer:
Vera_Pavlovna [14]2 years ago
5 0

Answer:

i can't do that I don't know how I'm sorry

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Alex got 27 questions out of 30 correct. what present of the questions did he get correct?(use fish method)
Novosadov [1.4K]

if we take 30 to be the 100%, what is 27 off of it in percentage?

\begin{array}{ccll} amount&\%\\ \cline{1-2} 30 & 100\\ 27& x \end{array} \implies \cfrac{30}{27}=\cfrac{100}{x} \\\\\\ \cfrac{10}{9}=\cfrac{100}{x}\implies 10x=900\implies x=\cfrac{900}{10}\implies x=90

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1 year ago
A rectangular park is 150 yards on one side and 125 on the other
nlexa [21]
Area is whatever 125x150 equals
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3 years ago
I need help with all these questions
Klio2033 [76]
6. 13
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3 years ago
Triangle J K L is shown. Angle K L J is a right angle. The length of hypotenuse K J is 10.9 centimeters and the length of L J is
scZoUnD [109]

Answer:

sin−1(StartFraction 8.9 Over 10.9 EndFraction) = x

Step-by-step explanation:

From the given triangle JKL;

Hypotenuse KJ = 10.9

Length LJ is the opposite = 8.9cm

The angle LKJ is the angle opposite to side KJ = x

Using the SOH CAH TOA Identity;

sin theta = opp/hyp

sin LKJ = LJ/KJ

Sinx = 8.9/10.9

x = arcsin(8.9/10.9)

sin−1(StartFraction 8.9 Over 10.9 EndFraction) = x

7 0
3 years ago
Read 2 more answers
HELP PLEASE
Alex17521 [72]
Option A. would be the best answer.
Hope this helps ;)
7 0
2 years ago
Read 2 more answers
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