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Tom [10]
3 years ago
9

Calculate the size of the missing angles using the following information:

Mathematics
1 answer:
Umnica [9.8K]3 years ago
3 0
Keeping in mind that an isosceles triangle, has two equal sides, and those twin sides stemming out of the vertex, make up two twin angles at the base, since the sum of all interior angles in a triangle is 180°, thus 180° - 66° is 114°, and each angle at the base takes half of that, check the picture below.

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Fill in the blanks to make the equation true. 9 4× 1= 9 4× = 45 20
jonny [76]

Answer:

9/4× 1= 9/4× = 45/20

Step-by-step explanation:

4 0
4 years ago
Find the measure(s) of the interior angles of the polygon.
professor190 [17]

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X = 57

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Step-by-step explanation:

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6 0
3 years ago
A man and a woman agree to meet at a cafe about noon. If the man arrives at a time uniformly distributed between 11:40 and 12:10
kompoz [17]

Answer:

0.3888

Step-by-step explanation:

To solve the exercise we need a neutral time, so we define at 12:00 as time 0.

If the man arrives in a uniformly distributed time between 11:40 and 12:10, the time is distributed from -20 to 10.

If the woman arrives in a time evenly distributed between 11:45 and 12:20, the time is distributed from -15 to 20.

Assuming that each one arrives at 12: X and 12: Y for men and women, then the space of our time is defined as

Man [-20,10]

Woman [-15,20]

So,

f_x(x)=\frac{1}{10-(-20)}=\frac{1}{30}\\f_y(y)=\frac{1}{20-(-15)}=\frac{1}{35}

Then,

f_{xy}(x,y)=f_x(x)f_y(y)=\frac{1}{30} \frac{1}{35} = \frac{1}{1050}

The probability of finding an arrival less than 5 minutes is

P(|X-Y|\leq 5) = \int\limit^20_{-15} \int\limit^{x+5}_{x-5} f(x,y)dydx

P(|X-Y|\leq 5)= \frac{1}{1050}\int\limit^{20}_{-15} y|^{x+5}_{x-5}dx

P(|X-Y|\leq 5)= \frac{35*10}{900}=0.3888

6 0
3 years ago
A magazine has 120 pages. There are 28 full-page ads and 12 half-page ads. The rest of the magazine consists of articles.
Finger [1]

Answer:

120 = 28 + 12(½) + X

Where X is the no. of pages of articles

120 = 28 + 6 + X

X = 120 - 34

X = 86

4 0
3 years ago
Read 2 more answers
How do i multiply 2-digits by 2-digits Btw this is math not mathmatics sorry xD 
TEA [102]

you multiply all numbers by all numbers i have example


7 0
3 years ago
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