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STatiana [176]
2 years ago
7

Please help! Find the missing angles (3,4,5,6)

Mathematics
2 answers:
taurus [48]2 years ago
8 0

Answer:

7q345yw454tg45

Step-by-step explanation:

SpyIntel [72]2 years ago
8 0
For the 1st one I did 22+18+x+x=180
2x+40=180-40/2x(A)=70 for number 2 I did 33+19+x+x=180 and I got 66.5
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lee has 10$ in a savings account the interest rate is 5% compounded annually to the nearest cent how much will he have in 3 year
Mazyrski [523]

Answer:

Step-by-step explanation:

6 0
2 years ago
Can someone help me with this please? Thanks! <br><br> Show your work :)
Alexandra [31]
I got 1/81. because u spun the spinner twice i multiplied the regions you are allowed to get by 2 which makes your denominator 18 then you can get the numbers 3 and 6 twice since the spinner is used twice then multiplied them together. so it would be 2/18 x 2/18 = 4/324 which equals 1/81
6 0
4 years ago
I need help on this it’s about trig identities
Cerrena [4.2K]

Answer:

The answer to your question is:

Step-by-step explanation:

1.-

\frac{1 + sin\alpha }{cos\alpha } + \frac{cos\alpha }{1 + sin\alpha } = 2 sec\alpha

\frac{(1 + sin\alpha)^{2} + cos^{2} \alpha  }{cos\alpha (1 + sin\alpha) }

\frac{1  + 2sin\alpha + sin^{2} \alpha+ cos^{2} \alpha  }{cos\alpha + sin\alphacos\alpha  }

\frac{2 + 2sin\alpha }{cos\alpha+ sin\alpha cos\alpha  }

\frac{2(1 + sin\alpha) }{cos\alpha(1 + sin\alpha ) }

\frac{2}{cos\alpha }

2sec\alpha

2.-

   sec²x - tanxsecx

\frac{1}{cos^{2}x } - \frac{sinx}{cosx} \frac{1}{cosx}

\frac{1}{cos^{2} x} - \frac{sinx}{cos^{2}x}

\frac{1 - sinx}{cos^{2}x }

\frac{1 - sinx}{1 - sin^{2}x }

\frac{1 - sinx}{(1 - sinx)(1 + sinx)}

\frac{1}{1 + sinx}

3 0
3 years ago
Complete the following equation: a2 = b2 + c2 - ______.
Dima020 [189]

Answer:

2 bc cos A

Step-by-step explanation:

Cosine rule

8 0
3 years ago
Find the angle in this Rectangle
saw5 [17]
Angle MNO is 90, it’s just the top right corner
5 0
3 years ago
Read 2 more answers
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