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Semenov [28]
3 years ago
15

Help me out with this geometry problem ! Will give brainliest, no links ! GIVING BRAINLIEST!!!!

Mathematics
2 answers:
11111nata11111 [884]3 years ago
7 0

Answer:

y r8

Step-by-step explanation:

We know that sin(60°) = root 3/2 and sin(60°) = perpendicular/hypotenuse

so

root 3/2 = perpendicular/hypotenuse

root 3/2 = 4×root 3 / y

y = 8

OLEGan [10]3 years ago
4 0

Answer:

y = 8

Step-by-step explanation:

adjacent/hypotenuse = cos(x)

4\sqrt{3} / y = cos(30)

y = 4\sqrt{3} /cos(30)

y = 8

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Algebra help please? thank you SO much in advance!
Harman [31]
X(x + 3)  + x(x - 3) = 2
x^2 + 3x +x^2 - 3x = 2
2x^2 = 2
x^2 = 1
x = +1 and x = -1

answer 
x = +1 and x = -1
6 0
4 years ago
Please help these problems are hard​
Pachacha [2.7K]

Answer:

2/5

Step-by-step explanation:

For the denominator you are looking for the total number of options, and in this case it is 10.  Then for the numerator you are looking for what the question is asking for, in this case, it is looking for letters n to q. n, o, p and q are what you are looking for.  With this information you will get 4/10 and simplified, 2/5

6 0
4 years ago
Help and explain explain !!!!!!!!!!
tigry1 [53]

Answer:

x=-1\text{ or }x=11

Step-by-step explanation:

For a=|b|, we have two cases:

\begin{cases}a=b,\\a=-b\end{cases}

Therefore, for 18=|15-3x|, we have the following cases:

\begin{cases}18=15-3x,\\18=-(15-3x)\end{cases}

Solving, we have:

\begin{cases}18=15-3x, -3x=3, x=\boxed{-1},\\18=-(15-3x), 18=-15+3x, 33=3x, x=\boxed{11}\end{cases}.

Therefore,

\implies \boxed{x=-1\text{ or }x=11}

3 0
3 years ago
How can you write 2,000 in a exponent
Mnenie [13.5K]
1,000 = 10^3            (3 because there are 3 digits after the first one)

2,000 = 2 * 10^3
3 0
3 years ago
PLEASE HELP!! will be marked brainliest!!
Arturiano [62]

Answer:

yup and yup

Step-by-step explanation:

also 1. is                yup and yup

7 0
3 years ago
Read 2 more answers
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