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Sveta_85 [38]
3 years ago
5

Help me plz. I don’t really understand this.

Mathematics
1 answer:
Morgarella [4.7K]3 years ago
8 0

Answer:

K=8

Step-by-step explanation:

The triangles are similar so you can set up the porpotions: 3/6=4/k then you cross multiply and solve for k

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find two even and two odd

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8 0
3 years ago
Please help me!
Alexxandr [17]

A right triangle has one leg with unknown length, the other leg with length of 5 m, and the hypotenuse with length 13 times sqrt 5 m.

We can use the Pythagorean formula to find the other leg of the right triangle.

a²+b²=c²

Where a and b are the legs of the triangle and c is the hypotenuse.

According to the given problem,

one leg: a= 5m and hypotenuse: c=13√5 m.

So, we can plug in these values in the above equation to get the value of unknown side:b. Hence,

5²+b²=(13√5)²

25 + b² = 13²*(√5)²

25 + b² = 169* 5

25+ b² = 845

25 + b² - 25 = 845 - 25

b² = 820

b =√ 820

b = √(4*205)

b = √4 *√205

b = 2√205

b= 2* 14.32

b = 28.64

So, b= 28.6 (Rounded to one decimal place)

Hence, the exact length of the unknown leg is 2√205m or 28.6 m (approximately).

5 0
3 years ago
How to convert between this equation: 15x + 5y = 25 from Standard Form to Slope-Intercept Form?
Leona [35]

<em>hey</em><em> </em><em>buddy</em><em>,</em>

<em>●</em><em>15x</em><em> </em><em>+</em><em> </em><em>5y</em><em> </em><em>=</em><em> </em><em>25</em>

<em>5y</em><em> </em><em>=</em><em> </em><em>25-15x</em>

<em>y</em><em> </em><em>=</em><em> </em><em>(</em><em>25</em><em> </em><em>-</em><em> </em><em>15x</em><em>)</em><em> </em><em>/</em><em>5</em>

<em>y</em><em> </em><em>=</em><em> </em><em>5</em><em> </em><em>-</em><em> </em><em>3x</em>

6 0
3 years ago
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