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kakasveta [241]
3 years ago
9

Find the length of x

Mathematics
1 answer:
Alex17521 [72]3 years ago
4 0

Answer:

7

Step-by-step explanation:

First, this triangle is a 30-60-90 triangle, this means that the hypotenuse is 2x, the "bottom" is x, and the other side is x\sqrt{3}.

For our purposes, we need to use the hypotenuse and the "bottom".

Since the hypotenuse is two times x, we can divide the hypotenuse to get x.

14/2 = 7

Therefore, x is equal to 7.

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Please help, my score is 89 I have to get to 90 this question is important!
White raven [17]

Answer:

40.4

Step-by-step explanation:

Triangle TUV is similar to triangle XYZ.

Notice the order in which TUV and XYZ are written.

Angles are corresponding to angles in the same position in the names.

<T corresponds to <X.

<U corresponds to <Y.

<V corresponds to <Z.

In similar triangles, corresponding angles are congruent.

<T is congruent to <X.

<U is congruent to <Y.

<V is congruent to <Z.

m<T = m<X = 63.1°

m<U = m<Y

m<V = m<Z = 76.5°

m<X + m<Y + m<Z = 180°

63.1° + m<Y + 76.5° = 180°

m<Y + 139.6° = 180°

m<Y = 40.4°

3 0
3 years ago
Orlando went to a game room, which charged $3.00 admission plus $0.50 per game token. The equation representing his cost is y =
raketka [301]
X=number of games played

just do simple multiplication

remember that orded pairs are (x,y)

x=5
y=0.50(5)+3
y=2.5+3
y=5.5
orderd pair is (5,5.5)


x=10
y=0.50(10)+3
y=5+3
y=8
ordered pair is (10,8)


x=20
y=0.50(20)+3
y=10+3
y=13
ordered pair is (20,13)



(5,5.5)
(10,8)
(20,13)
7 0
4 years ago
if a birthdat cake is cut into 12 pieces and five children each eat one piece, what fraction of the cake is gone?
klio [65]

Answer:

5/12

Step-by-step explanation:

12 pieces of cake is the original amount and 5 kids ate it 5 pieces that means 5/12 of the cake it gone.

4 0
3 years ago
4. Verify cos230° - sin230º = cos60°
schepotkina [342]

Answer:

It doesn't

Step-by-step explanation: cos230 - sin230= .123

cos60=.5

5 0
3 years ago
A recipe uses 8 3/4 cups of milk for every 3 1/2 cups of oatmeal. How many cups of milk are used for each cup of oatmeal? Enter
xz_007 [3.2K]

Number of oatmeal cups = 3\frac{1}{2}=\frac{7}{2} cups

Number of cups of milk needed for 7/2 cups of oatmeal = 8\frac{3}{4}

=\frac{35}{4} cups

Hence, number of cups of milk used of 1 cup of oatmeal =

\frac{\frac{35}{4}}{\frac{7}{2}}

=\frac{35}{4}\times \frac{2}{7}

=\frac{5}{2} cups

Or in mixed fraction it is = 2\frac{1}{2} cups

6 0
3 years ago
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