3 years ago

Identify the side lengths of the triangle.

Mathematics

1 answer:

Degger [83]3 years ago

6 0

Answer:

36 36 32

Step-by-step explanation:

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Given these angles: m∠3 = 82°, m∠4 = 98°.

RSB [31]

These angles are supplementary.
Complementary angles add up to 90 degrees. Supplementary angles add up to 180 degrees. 82 degrees + 98 degrees = 180 degrees.

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3 years ago

If 120 L of an acid solution is 75% acid, how much pure acid is there in the mixture?

Sunny_sXe [5.5K]

Answer:

25% or 30L

Step-by-step explanation:

100% is 120L, we know 75% is acid, we need the other 25% to make the 100%. 25% of 120 is 30, so 30 liters is pure acid

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3 years ago

An experiment involves flipping a coin three times.

steposvetlana [31]

Answer:

or 2/3

Step-by-step explanation:

because two flips out of 3 all together is 2/3

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2 years ago

Read 2 more answers

What is the value x in the equation -2/5x-2=18? -50 -40 -8 -6

Usimov [2.4K]

-2x/5-2=18
-2x/5-2+2=18+2
-2x/5=20
-2x/5x5=20x5
-2x=100
-2x/-2=100/-2
x=-50

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3 years ago

Berto invested in a precious mineral. The value of the mineral tend to increase by about 11% per year. He invest $40,000 in 2015

stealth61 [152]

the difference from 40000 to the future value in 2020, namely 5 years later is simply the yield or interest amount.

$\bf ~~~~~~ \textit{Simple Interest Earned} \\\\ I = Prt\qquad \begin{cases} I=\textit{interest earned}\\ P=\textit{original amount deposited}\dotfill & \$40000\\ r=rate\to 11\%\to \frac{11}{100}\dotfill &0.11\\ t=years\dotfill &5 \end{cases} \\\\\\ I=(40000)(0.11)(5)\implies I=22000$

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3 years ago