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## What is the circumference of the circle in terms of pi? The radius is 2.2 choices are 1.1, 1.21, 2.2 and 4.4 im so confused so could someone please explain what i did wrong?

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## Which equation is equivalent to –k + 0.03 + 1.01k = –2.45 – 1.81k?

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## An arc of length 8 in. is intersected by a central angle in a circle with a radius of 3 in. What is the measure of the angle? Round your answer to the nearest tenth.

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## Instructions:Select the correct answer from each drop-down menu. Angle θ lies in the second quadrant, and sin θ = 35. cos θ = -4/5 -3/5 3/5 4/5 tan θ = -4/3 -3/4 3/4 4/3

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## Which of the following statements is true? A.A radius is always a chord. B.A tangent is always a secant. C.A diameter is always a chord. D.A chord is always a diameter. Please help

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## What conversion factor can be used to convert the number of blocks to the weight of the blocks, in pounds?

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## Write the ratio as a fraction 16 to 10

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## Max can mow a lawn in 45 minutes. Jan takes twice as long to mow the same lawn. If they work together, how long will it take them to mow the lawn?

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## Line QR goes through points Q(0, 1) and R(2, 7). Which equation represents line QR? a. y – 1 = 6x b. y – 1 = 3x c. y – 7 = 2x – 6 d. y – 7 = x – 2

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## When the polynomial in P(x) is divided by (x + a), the remainder equals P(a). A. True B. False

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## The range of which function includes -4? A. y=sqrt(x)-5 B. y=sqrt(x)+5 C. y=sqrt(x+5) D. y=sqrt(x-5)

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## Rhett is solving the quadratic equation 0= x2 – 2x – 3 using the quadratic formula. Show the correct substitution of the values a, b, and c into the quadratic formula?

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## Rhett is solving the quadratic equation 0= x2 – 2x – 3 using the quadratic formula. Show the correct substitution of the values a, b, and c into the quadratic formula?

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## What are the sine, cosine, and tangent of Θ = 3 pi over 4 radians?

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## Which represents the empirical formula for A3B9? AB3 AB2 A3B9 A9B27

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