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jekas [21]
3 years ago
10

In a ∆ABC, if ∆A= 72° and ∆B = 63°, find ∆C..​

Mathematics
1 answer:
Elenna [48]3 years ago
8 0

Answer:

C is 45!

<h3>Explanation:</h3>

72+63=135

180-135=45

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Courtney bought a box of 16 bracelets for $32. She sold each bracelet for $5. What is Courtney's profit
Alja [10]

she made a $48 profit.

explaination :

since the bracelets were initially worth $2 each, and she sold them for $5, she made a $3 profit per bracelet. if you multiply 3 x 16 , you get $48.

5 0
4 years ago
Solve (x – 3)2 = 49. Select the values of x.
PIT_PIT [208]

Answer:

<h3>x = 27.5</h3>

Step-by-step explanation:

(x - 3)2 = 49 \\  \frac{(x - 3)2}{2}  =  \frac{49}{2}  \\ x - 3 = 24.5 \\ x - 3 + 3 = 24.5 + 3 \\ x = 27.5 \\

6 0
2 years ago
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The expression 4x/5-2x/3 is equivalent to
slava [35]
12x/15-10x/15

=2x/15 is your answer
5 0
3 years ago
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A water storage tank has the shape of a cylinder with diameter 14 ft. It is mounted so that the circular cross-sections are vert
4vir4ik [10]

Check the picture below.

neverminding for a few seconds the volume of the cylinder, the percentage in the height used by the water will be the same as the percentage of its volume.  We know the total amount or 100% of the height is 14, so what is 11 in percentage?

\begin{array}{ccll} amount&\%\\ \cline{1-2} 14&100\\ 11&x \end{array}\implies \cfrac{14}{11}=\cfrac{100}{x}\implies 14x=1100 \\\\\\ x = \cfrac{1100}{14}\implies x = \cfrac{550}{7}\implies \boxed{x \approx 78.6}

7 0
3 years ago
Evaluate the expression 1/3(4+18)-4
Kobotan [32]

Answer:

3.33 or 3 1/3

Step-by-step explanation:

1/3 = 0.33

1 / 3 x 22 = 22 / 3

22/3 - 4 = 3.33 or 3 1/3

4 0
3 years ago
Read 2 more answers
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