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Sphinxa [80]
3 years ago
6

PLEASE HELP 50 points and brainliest write it out so i can copy it

Mathematics
2 answers:
polet [3.4K]3 years ago
4 0

m∠BEC = 29°

m∠ABC = 122°

Step-by-step explanation:

∠BEC + ∠ECB + ∠CBE = 180

x + 93 + 2x = 180

3x = 180 - 93

3x = 87

x = 87/3

x = 29

<u>∠BEC = x = 29°</u>

∠ABC + ∠CBE = 180°

∠ABC + 2x = 180

∠ABC + 2(29) = 180

∠ABC + 58 = 180

∠ABC = 180 - 58

<u>∠ABC = 122°</u>

Morgarella [4.7K]3 years ago
4 0

Answer:

<em>39 </em>° <em>;</em> <em>102 </em>°

Step-by-step explanation:

2x° + x° + 93° = 180°

3x + 93 = 180

3x = 87

x = 29

<em>m∠BEC = 29 </em>°

m∠EBC = (2 × 29)° = 58°

m∠ABC + m∠EBC = 180°

<em>m∠ABC =</em> 180° - 58° = <em>122 </em>°

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The second choice is correct.

Step-by-step explanation:

The softball cannot be anything under 180 grams because that would go past the ten gram limit. As well as the ball cannot go any higher than 200 grams.

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3 years ago
The two lines graphed below are not parallel. How many solutions are
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Answer:

Step-by-step explanation:

Any non-parallel lines in the plane must intersect in one place; thus, there is one solution to the system of equations.

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If sin(x) = cos(y) for acute angles x and y, how are the angles related?
Vesnalui [34]

Answer:

b. complementary

Step-by-step explanation:

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Cos \ 60\textdegree=0.5\\\\Sin \ 30\textdegree=0.5\\\\\therefore Sin \ 30\textdegree=Cos \ 60 \textdegree=0.5

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3 years ago
Solve inequality √(2−x) &lt; x.
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Violin strings are parallel. Viewed from above, a violin bow in two different positions forms two transversals to the violin str
svlad2 [7]

ANSWER



x=10


and


y=20




EXPLANATION



Since corresponding angles are equal,


4x+y=60---(1)




Alternate angles are also equal, therefore,


8x+y=100---(2)



Equation (2) minus equation (1) gives,



\Rightarrow 4x=40




\Rightarrow x=10




We put x=10 in to equation (1)





4(10)+y=60



y=60-40




y=20






4 0
4 years ago
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