EDGE Math 8

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Result

Choose the correct answer to each question.

1.	Point X lies between Y and Z. If $Y Z = 115$ and $X Z = 58,$ what is $X Y ?$

57

163

173

none of the choices

Answer: 57

2.	Danny placed a meterstick on a table. One end of the table was aligned with the 13 cm mark while the other end was aligned with the 58 cm mark. How long is the table?

35 cm

45 cm

71 cm

none of the choices

Answer: 45 cm

3.	Suppose point B lies between points A and C, $A C = 60,$ $A B = 2 x - 3,$ and $B C = 3 x - 17.$ What is the value of x?

16

40

80

none of the choices

Answer: 16

4.	Suppose R is a point located in the interior of $∠ X Y Z$ whose measure is 100°. If $m ∠ X Y R = 3 x + 10$ and $m ∠ R Y Z = 2 x - 5,$ what are the measures of $∠ X Y R$ and $∠ R Y Z ?$

∠ X Y R = 33;

∠ R Y Z = 67

∠ X Y R = 33;

∠ R Y Z = 57

∠ X Y R = 67;

∠ R Y Z = 33

none of the choices

Answer: $∠ X Y R = 67;$ $∠ R Y Z = 33$

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