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3 years ago

10

Jay is measuring the sides and angles of a number of triangles looking for a triangle that is congruent to triangle XYZ below wh

ich set of side light has could come from a congruent triangle

1 answer:

sergey [27]3 years ago

7 0

Answer:

correct answer is B.

Step-by-step explanation:

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Write the expression as the sine, cosine, or tangent of an angle.

natali 33 [55]

$\bf \textit{Sum and Difference Identities}
\\ \quad \\
sin({{ \alpha}} + {{ \beta}})=sin({{ \alpha}})cos({{ \beta}}) + cos({{ \alpha}})sin({{ \beta}})
\\ \quad \\
\boxed{sin({{ \alpha}} - {{ \beta}})=sin({{ \alpha}})cos({{ \beta}})- cos({{ \alpha}})sin({{ \beta}})}$

$\bf cos({{ \alpha}} + {{ \beta}})= cos({{ \alpha}})cos({{ \beta}})- sin({{ \alpha}})sin({{ \beta}})
\\ \quad \\
cos({{ \alpha}} - {{ \beta}})= cos({{ \alpha}})cos({{ \beta}}) + sin({{ \alpha}})sin({{ \beta}})\\\\
-------------------------------\\\\
sin(48^o)cos(15^o)-cos(48^o)sin(15^o)\implies sin(48^o+15^o)
\\\\\\
sin(63^o)$

3 0

3 years ago

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What is eight more than one fourth of d

adoni [48]

Answer:

1/4d+8.

hope this helps please make brainliest

Step-by-step explanation:

3 0

3 years ago

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Janelle has $75. She buys jeans that are discounted 30% and then uses an in-store coupon for $10 off the discounted price. After

AnnyKZ [126]

ANSWER:

The jean were 31.08 dollars

Step-by-step explanation:

75 - 10 = 65

3.26 - 65 = 61.74

61.74 - 17.34 = 44.40

30% of 44.40

= 31.08 dollars

3 0

4 years ago

7+2x/3 =5 what’s the answer

Jobisdone [24]

<h3>Answer:</h3>

4

<h3>Step-by-step explanation:</h3>

$\sf \frac{7 + 2x}{3} = 5$

$\sf = 7 + 2x = (5 \times 3)$

$\sf = 7 + 2x = 15$

$\sf = 2x = 15 - 7$

$\sf = 2x = 8$

$\sf = \: \: \: x = 8 \div 2 \\ \sf x = 4$

3 0

2 years ago

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Help please? Thank you!

adoni [48]

Answer:

The first answer should be the 3rd one.

The second answer should be the first one.

Step-by-step explanation:

4 0

3 years ago

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