3 years ago

Find the size of angle XYZ.

Mathematics

1 answer:

ICE Princess25 [194]3 years ago

7 0

Answer:

0.9

Step-by-step explanation:

so cos^-1 (4/13)

so it will be 0.95

if you round it up then it would be 1 if not then just 0.9

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The perimeter of an equilateral triangle is 6n-15 . Write an expression to represent the length of each side.

jonny [76]

Answer:we know that all 3 sides are equal

so if side =a

then perimeter =3a

therefore

3a=6n-15

a=6n-15/3

a=2n-5

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2 years ago

walker is reading a book that is 792 pages. He reads 15 pages a day during the week, and 25 pages a day during the weekend. Afte

Gnesinka [82]

Answer: The total number of pages does Walker still have left to read before he finishes the book is 167 and this can be determined by using the arithmetic operations.

Step-by-step explanation: edge 2021!

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2 years ago

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Can someone please help me factor 3x^3-19x^2+33x-9

brilliants [131]

Its (3x-1)(x-3)(x-3)

8 0

2 years ago

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zysi [14]

Equation: $5x^2+x-7$

Since there aren't any like terms and it can't be factored, your answer would be:

$5x^2+x-7$

Hope this answer helped you!

7 0

2 years ago

1) Enter the value of n that makes the equation 4^6• 4^n= 4^9 true.

Maslowich

N=3 because when you’re multiplying two numbers with a power, you add them to get your answer. so it would be 4^6•4^3=4^9 because 6+3=9, making the only possible value of n, 3.

5 0

3 years ago