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Vladimir [108]
2 years ago
6

Need help with solving this please

Mathematics
2 answers:
Anni [7]2 years ago
8 0
Since its an equilateral triangle, the angles are all 60 degrees.

cos60 = opposite / hypothenuse = x / sqrt3

cos60 = 1/2

x = sqrt3/2
LuckyWell [14K]2 years ago
3 0

Answer:

3/2

Step-by-step explanation:

Since the shape is an equilateral triangle, all the angles are equal measure, 60° and all the sides are also of equal measure that was given, root3. So half of the triangle has length (root3)/2. The perpendicular drawn in the interior is also an angle bisector. The triangles created are 30°-60°-90° triangles. The sides of this special right triangle are in the ratio

s : 2s : sroot3

The longest side of the 30-60-90 triangle is given. The shortest side is half the length of the longest side. The length of the long leg is the short leg × root3

In this diagram the short leg is (root3)/2 .

(root3)/2 × root3 = 3/2

See image.

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Answer:

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Step-by-step explanation:

7 0
3 years ago
3 3/5 + 1 1/6 answer as a fraction
Diano4ka-milaya [45]

Answer:

  • \boxed{\sf{4\dfrac{23}{30} }}

Step-by-step explanation:

It is necessary to add the whole numbers of fractions from left to right in order to solve this problem.

<h3>3 3/5+1 1/6</h3>

<u>First, you have to add the whole numbers.</u>

3+1=4

<u>After that, you can combine by a fraction.</u>

6*3=18

18/5+ 1 1/6

1+6=7

7/6

<u>Rewrite the problem down.</u>

18/5+7/6

<u>Solve.</u>

5*6=30

143/30

=23/30

\boxed{\sf{4\dfrac{23}{30} }}

  • <u>Therefore, the final answer is 4 23/30.</u>
<h3 />

I hope this helps you! Let me know if my answer is wrong or not.

5 0
3 years ago
A/b=c for b<br> please explain this is sorta confusing :'(
PtichkaEL [24]

If you want to solve \dfrac{a}{b} = c for b, start by getting rid of the fraction.  

Multiply both sides of the equation by b.

    b\cdot \dfrac{a}{b} = b\cdot c

This will get rid of the fraction on the left and give you

    a = b\cdot c

Now this is a regular old equation without fractions.  To get b by itself, you need to divide away c from both sides of the equation.

Can you finish it from there?

7 0
3 years ago
Isabel plans to watch 2 movies each month. Write an equation to represent the total number of movies n that she will watch in m
Crazy boy [7]

Step-by-step explanation:

n=2m

4 0
3 years ago
What is the mode for the data set
Ber [7]

Answer:

5

Step-by-step explanation:

The mode of a data set is the number that appears most

4 0
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