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worty [1.4K]
3 years ago
11

Picture in question

Mathematics
1 answer:
enot [183]3 years ago
6 0
Answer
5
Ya explanation
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How to find variables of these #2 & #3
Lubov Fominskaja [6]
So... hmmm if you check the first picture below, for 2)

we could use the proportions of those small, medium and large similar triangles  like  \bf \cfrac{small}{large}\qquad \cfrac{x}{12}=\cfrac{6}{x}\impliedby \textit{solve for "x"}
\\\\\\
\cfrac{small}{large}\qquad \cfrac{z}{18}=\cfrac{6}{z}\impliedby \textit{solve for "z"}
\\\\\\
\cfrac{large}{medium}\qquad \cfrac{y}{12}=\cfrac{18}{y}\impliedby \textit{solve for "y"}

now.. for 3) will be the second picture below


\bf \cfrac{large}{medium}\qquad \cfrac{x+10}{2\sqrt{30}}=\cfrac{2\sqrt{30}}{10}\impliedby \textit{solve for "x"}
\\\\\\
\textit{now, because you already know what "x" is, we can use it below}
\\\\\\
\cfrac{large}{small}\qquad \cfrac{z}{x}=\cfrac{x+10}{z}\impliedby \textit{solve for "z"}
\\\\\\
\textit{and let us use "x" again below}
\\\\\\
\cfrac{small}{medium}\qquad \cfrac{y}{10}=\cfrac{x}{y}\impliedby \textit{solve for "y"}

8 0
3 years ago
A 30% acid solution was mixed with a 10% acid solution. The result was 600g of a 15% solution. How much of each solution was use
AlexFokin [52]
____________________________________

3 0
3 years ago
A section of concrete pipe 30m long has an inside diameter of 1.2m and an outside diameter of 1.8m. what is the volume of concre
Fudgin [204]

length of pipe= 30m

Inside dia. = 1.2m

Outside dia. = 1.8m


Volume of concrete= (outside dia. - inside dia.)h

V= (pi)
v= [(3.14*0.9*0.9)-(3.14*0.6*0.6)]30

v= (3.3534-1.1304)30
v=(2.233)30 = 66.690m cube

since it's volume the answer 66.690 is in cubic meters.

5 0
3 years ago
Please help me with this problem. Select all that apply.​
Aliun [14]

Answer:

will you have to put the options down in the ch.at since you didn't put them in the question

Step-by-step explanation:

3 0
3 years ago
Macey wants to plant 96 potatoes in her garden. She wants each row to have the same number of potatoes. What is one possible way
arlik [135]

Answer:

Macey could make 16 rows in her garden.

Step-by-step explanation:

96/16=6

So she can have 16 rows with 6 potatoes

7 0
2 years ago
Read 2 more answers
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