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babymother [125]
1 year ago
13

HELPPPPP ITS URGENTTTTT click on the photo

Mathematics
1 answer:
ArbitrLikvidat [17]1 year ago
7 0

Answer:

x=67.4

Step-by-step explanation:

well sin30:1/2

So y is not 30 since 5/13 doesn’t equal 1/2

So it’s either the the third or fourth option

And x>y

So option 4 is correct

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Step-by-step explanation:

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2 years ago
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Write the equation of the line in fully simplified slope-intercept form.
coldgirl [10]
Y= -1/2x - 4

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7 0
3 years ago
In a parallelogram ABCD point K belongs to diagonal BD so that BK:DK=1:4. If the extension of AK meets BC at point E, what is th
olya-2409 [2.1K]

Answer:

\frac{BE}{EC} =\frac{1}{3}

Step-by-step explanation:

In the diagram below we have

ABCD is a parallelogram. K is the point on diagonal BD, such that

\frac{BK}{CK} =\frac{1}{4}

And AK meets BC at E

now in Δ AKD and Δ BKE

∠AKD =∠BKE                ( vertically opposite angles are equal)

since BC ║ AD and BD is transversal

∠ADK = ∠KBE     ( alternate interior angles are equal )

By angle angle (AA) similarity theorem

Δ ADK  and Δ EBK are similar

so we have

\frac{AD}{BE} =\frac{DK}{BK}

\frac{AD}{BE} =\frac{4}{1}

\frac{BC}{BE}=\frac{4}{1}     ( ABCD is parallelogram so AD=BC)

\frac{BE+EC}{BE}=\frac{4}{1}         ( BC= BE+EC)

\frac{BE}{BE} +\frac{EC}{BE}=\frac{4}{1}

1+\frac{EC}{BE}=4

\frac{EC}{BE}=3  ( subtracting 1 from both side )

\frac{EC}{BE}=\frac{3}{1}

taking reciprocal both side

\frac{BE}{EC} =\frac{1}{3}


8 0
3 years ago
Plz help me, it's urgent​
antiseptic1488 [7]
The answer is this!

6 0
3 years ago
Find the measure of <br> a. 180 degrees<br> b. 149 degrees<br> c. 63 degrees<br> d. 32 degrees
Serhud [2]

Answer:

31 Degrees

Step-by-step explanation:

63+86= 149

180-149=31

6 0
3 years ago
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