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Grace [21]
3 years ago
12

Please find X............

Mathematics
1 answer:
UNO [17]3 years ago
4 0

Answer:

x=45.57^{\circ}

Step-by-step explanation:

Given that,

Hypotenuse, H = 10

Base = 7

We need to find the value angle x. The relation between Hypotenuse, Base and the angle x is given by :

\cos\theta=\dfrac{\text{Base}}{\text{Hypotenuse}}\\\\\cos\theta=\dfrac{7}{10}\\\\\theta=\cos^{-1}(\dfrac{7}{10})\\\\\theta=45.57^{\circ}

So, the value of x is 45.57^{\circ}.

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50-yards change it to miles ?
KIM [24]
Ohh okay

so you would do 1760/50
then 3600/5.8

then take the two answers and divide them by each other...

1760/50=35.2
3600/5.8=620.689655172

620.689655712/35.2= 17.6332288401
3 0
3 years ago
Add _____ to each side x2 – 8x = 9 to complete the square.
zhuklara [117]

Answer:

The correct answer is 25

Step-by-step explanation:

It is given a quadratic equation,

x² – 8x = 9

<u>To find the number to be added</u>

The given equation be  x² – 8x = 9

here we have to add (b/2)² -  the square of half the coefficient of x,

Here b = -8

(b/2)² = (-8/2)² = -4² = 16

Add both side with 16

x² – 8x + 16  = 9 + 16

(x - 4)² = 25

(x - 4)² = 5²

3 0
3 years ago
Read 2 more answers
Please help first correct will get brianliest. Find the value of x that makes DEF XYZ
erica [24]

Answer:

x = 7

Step-by-step explanation:

The larger triangle is twice as big as the smaller triangle. Therefore, the length of the side EF is twice as large as the side YZ.

I multiplied 4.5 (the length of YZ) and 2 to get 9. The value of side EF is 3x-12 and should be equivalent to 9.

3x - 12 = 9

I solved this equation by adding 12 to both sides and dividing 3 on both sides.

The value of x is 7.

6 0
3 years ago
Fiona can make 8 cards in 1/2 hour. She divides to find the number of cards she can make per hour, but she makes a mistake. Thre
OlgaM077 [116]

Answer:

16 cards in 1 hour

Step-by-step explanation:

8 cards, 1/2 hour

16 cards in 1 hour

Make a proportion.

8/30min= x/60min

Solve the proportion by cross- multiplying.

30x=480

3x=48

x=16

6 0
3 years ago
Find the x-intercepts.<br> y =2x^2 – 3x + 1/ 2x^2 + 8x + 6
NeTakaya
I do not know because I am 8 years old sorry
8 0
3 years ago
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