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Archy [21]
3 years ago
8

Find the value: cos -1 ( - √3/2 )

Mathematics
1 answer:
Natasha2012 [34]3 years ago
7 0

Answer:

The value is undefined.

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A square is inscribed in a circle. A tangent is drawn to the vertex. What size angle is formed? Select one: a. 45 b. 180 c. 22.5
olga nikolaevna [1]

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I believe its A

Step-by-step explanation:

8 0
3 years ago
What value of x makes the equation 0.2(16x – 48) = -0.4(x – 3) true?
fredd [130]
3.2x-9.6=-.4x+1.2
3.2x=-.4x+10.8
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5 0
2 years ago
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The diameter of a circle is 2 miles. what is the circles radius?
luda_lava [24]

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the radius is half of the diameter so that would mean that the radius is 1 mile.

Step-by-step explanation:

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3 years ago
Kelly is knitting a scarf for her brother. It took her 2/3 hour to knit 5/6 foot of the scarf. How fast is Kelly's knitting spee
juin [17]

Answer:

C. 4/5 feet per hour

Step-by-step explanation:

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Hoped this helps!

4 0
3 years ago
Which number line shows 2 + (-5)?​
ladessa [460]

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-3

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7 0
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