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Virty [35]
2 years ago
12

Find the measure of the missing angle in this triangle.

Mathematics
2 answers:
katrin2010 [14]2 years ago
8 0
180-110-45= 25 degrees
Savatey [412]2 years ago
3 0

Answer:

b = 25°

Step-by-step explanation:

the sum of the 3 angles in a triangle = 180° , that is

b + 110° + 45° = 180°

b + 155° = 180° ( subtract 155° from both sides )

b = 25°

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If A and B are independent events and P(A) and P(B) are both greater than 1/2
elixir [45]

Answer:

P(A and B) is greater than 1 is never happened ⇒ C

Step-by-step explanation:

Two events are independent if the result of the second event is not  affected by the result of the first event

If A and B are independent events, the probability of both events  is the product of the probabilities of the both events  P (A and B) = P(A) · P(B)

∵ The probability of any event is less than 1

∵ P(A) < 1

∵ P(A) > \frac{1}{2}

- That means P(A) is greater than half and less than 1

∴ \frac{1}{2} < P(A) < 1

∵ P(B) < 1

∵ P(B) > \frac{1}{2}

- That means P(B) is greater than half and less than 1

∴ \frac{1}{2} < P(B) < 1

∵ P(A and B) = P(A) . P(B)

- Remember the product of any fractions less than 1 is less than 1

∴ \frac{1}{4} < P(A) . P(B) < 1

- That means any expression equals to P(A) . P(B) must be greater

   than \frac{1}{4} and less than 1

∴ \frac{1}{4} < P(A and B) < 1

∴ P(A and B) is greater than 1 is never happened

7 0
3 years ago
How do you solve this problem? With explanation please!
jonny [76]

Answer:

D

Step-by-step explanation:

divide 12 by 6

5 0
3 years ago
Read 2 more answers
In your own words explain the place value relationship when the same two digits are next to each other in a multi digit number
Ivenika [448]

In a place value relationships. The relationship between 2 the same digit place next to each other is the value of the number to left is 10 times bigger than to the value to the left and from the decimal point to the right is 10 times smaller of value than the digit in their right.<span>

</span>

Let say for example:<span>
1111
1 thousands, 1 hundreds, 1 tens, and 1 ones.
Let’s start from 1 = 1 x 10 = 10
That would be 10 X 10 = 100
then 100 X 10 = 1000

Notice that their value increase base on its place value if we multiply the given number by 10. </span>

Another one is

912.98 in where 9 is hundreds, 1 is tens, 2 is ones and after the decimal points, in where  9 is tenths and 8 is hundredths.<span>

<span>Notice each place value next to each other. Each value is ten times in difference.</span></span>

8 0
3 years ago
Express tan(23°−21°) in terms of tangents of 23∘and 21∘ You do NOT need to type in the degree symbol. Be sure to PREVIEW your an
Alja [10]

Answer:

  tan(23° -21°) = (tan(23°) -tan(21°))/(1 +tan(23°)tan(21°))

Step-by-step explanation:

The formula for the tangent of the difference of angles is ...

  tan(a-b) = (tan(a) -tan(b))/(1 +tan(a)tan(b))

Filling in the values a=23° and b=21°, you get the formula shown above.

6 0
4 years ago
I NEED HELP ON THIS PLZZZ HELPP
adell [148]

Answer:

76 \:  {in}^{2}

Step-by-step explanation:

Area of the figure = Are of square with side 8 in + 2 times the area of one triangle with base (8 - 5 = 3) 3 in and height 4 in

=  {(8)}^{2}  + 2 \times  \frac{1}{2}  \times 3 \times 4 \\  \\  = 64 + 12 \\  \\  = 76 \:  {in}^{2}

3 0
3 years ago
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