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Exercises 8.1: Signs of Comparison: approximately equal to, similar to, congruent to

WRITING

1.  $5.002\approx 5$

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2.  $△\mathrm{ABC}\sim △\mathrm{XYZ}$

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3.  $\angle X\approx 90°$

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4.  $\angle A\cong ?$

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5.  $y\approx 5.3$

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6.  $△\mathrm{ABC}\cong △\mathrm{XYZ}$

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7.  $△\mathrm{DEF}\sim △D\prime E\prime F\prime$

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8.  $\angle B\cong \angle D$

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9.  $△\mathrm{ABC}\sim △\mathrm{DEF}$

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10.  $\pi \approx 3.14$

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READING

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PROOFREADING

21.  $3.499\approx 3.5$

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22.  $△\mathrm{RST}\cong △\mathrm{MNO}$

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23.  $\angle M\cong \angle P$

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24.  $\overline{\mathrm{XY}}\cong \overline{\mathrm{YZ}}$

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25.  $.999\approx 1$

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