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marysya [2.9K]
3 years ago
9

Help me, and I will attempt to give brainlist and thanks with 5 stars, even if it is incorrect! I am really desperate...

Mathematics
1 answer:
natka813 [3]3 years ago
6 0

Answer:

a) Option 2

b) 12

Step-by-step explanation:

Possible outcomes can be obtained using:

1) A tree diagram

2) The counting principle

4 options for the first trial, 3 for the second

4 × 3 = 12

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What is (9m)4 without exponents
Veronika [31]

Answer:

The answer is 36m

Step-by-step explanation:

Multiply 9m by 4, and you'll get (9x4)m, which is (36)m, which can be simplified into 36m.

8 0
3 years ago
Find the missing angle measurements
pickupchik [31]

Answer:

look at picture.

Step-by-step explanation:

every angle in a triangle equals 180° and every straight line equals 180°. So you just take the angles given in each triangle and subtract from 180° to get the total of the 3rd angle.

6 0
3 years ago
Help: The ratio of areas of two similar figures is 8:18. The perimeter of the larger figure is 24, find the perimeter of the sma
Georgia [21]

Lets use proportion

let the perimeter of the smaller figure be 'x'

8:18::x:24

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Ans: the perimeter of the smaller figure is 10.6666667 units

3 0
3 years ago
What is the probability of spinning the spinner above and it not landing on the number zero?
Travka [436]

Answer:

3/4=75%

Step-by-step explanation:

There are 4 sections of the spinner. Any of the 4 could occur. 0 is one part of the 4 making it one fourth. Everything that's not 0 is 3 parts of the spinner meaning it has a probability of 3/4=75%

7 0
4 years ago
Evaluate cos0 if sin0= sqrt(5)/3<br><br> a. 9/5<br> b. 2/3<br> c. 5/9<br> d. 3/2
Evgesh-ka [11]

Solution given:

\sin( \alpha )  =   \frac{\sqrt{5} }{3}

so

P=√5

h=3

b=\sqrt{3 {}^{2} -  \sqrt{5}  {}^{2}  }

b=2

so

\cos( \alpha )  =  \frac{b}{h}  =  \frac{2}{3}

Note

\alpha  = 0

<u>b</u><u>:</u><u>⅔</u>

8 0
3 years ago
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