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ss7ja [257]
3 years ago
15

What is the missing angle?

Mathematics
2 answers:
AleksAgata [21]3 years ago
7 0

Answer:

318

Step-by-step explanation:

151+116+135+136+164+101+139=942

1260-942=318

AfilCa [17]3 years ago
3 0

Answer:

118 degrees

Step-by-step explanation:

an octogon has 1080 degrees so, 116+151+139+101+164+136+135=942, so 1080-942=138

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➷ (12/20) = 0.6

(8/20) = 0.4

The experimental probability of the coin landing heads up is 0.6.

B) The theoretical would be considering it a fair coin.

1/2 = 0.5

The theoretical probability would be 0.5

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4 years ago
NEED HELP!! Please! Explain the answer
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3 0
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4 0
2 years ago
Simplify expressions
charle [14.2K]
<h3>a) \frac{2}{5}  \div (  - \frac{3}{4} )</h3><h3>■Dividing a positive and a negative equals a negative: (+)÷(-)=(-)</h3>

<h2>-  \frac{2}{5}  \div  \frac{3}{4}</h2><h3>■To divide by a fraction, multiply by the reciprocal of that fraction</h3>

<h2>-  \frac{2}{5}  \times  \frac{4}{3}</h2><h3>■Multiply the fractions</h3>

<h2>-  \frac{8}{15}</h2>

<h3>Hence, Quotient =-  \frac{8}{15}</h3>

<h3>b) 0.4 \div  ( - 0.75)</h3><h3>■Convert the decimals into a fractions</h3>

<h2>\frac{2}{5}  \div ( -  \frac{3}{4} )</h2><h3>■Dividing a positive and a negative equals a negative: (+)÷(-)=(-)</h3>

<h2>-  \frac{2}{5}  \div  \frac{3}{4}</h2><h3>■To divide by a fraction, multiply by the reciprocal of that fraction</h3>

<h2>-  \frac{2}{5}  \times  \frac{4}{3}</h2><h3>■Multiply the fractions</h3>

<h2>-  \frac{8}{15}</h2><h3>Hence, Quotient is -  \frac{8}{15}</h3>

<h3>c)-  \frac{2}{5}  \div  \frac{3}{4}</h3><h3>■To divide by a fraction, multiply by the reciprocal of that fraction</h3>

<h2>-  \frac{2}{5}  \times  \frac{4}{3}</h2><h3>■Multiply the fractions</h3>

<h2>-  \frac{8}{15}</h2><h3>Hence, The Quotient is -  \frac{8}{15}</h3>
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3 years ago
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