A pair of similar triangles is shown. Find the measure of the segment marked with the letter x.

A. x = 12
B. x = 7
C. x = 21
D. x = 28

Answer: C

Mathematics

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LetU = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. List the elements in the set.A' ? B

A. {s, u, w} B. {q, s, t, u, v, w, x, y} C. {r, s, t, u, v, w, x, z} D. {q, r, s, t, v, x, y, z}

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Mathematics

Rationalize the denominator of each fraction.

A.  
B.  
C.  - 
D.  

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Mathematics

Multiply.-(4x - 4)

A. -4x - 4 B. 4x - 4 C. 16x D. -4x + 4

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Mathematics

Find .

?
, ?

What will be an ideal response?

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Mathematics