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Revision Grade 8
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What is the sum of exterior angles of a triangle?
360 degree
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What is the longest side of a right triangle?
hypotenuse
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x=?
150
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What is the perimeter of the triangle XYZ?
11.4
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XY=?
3.16
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Choose the correct answer
B
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What is the sum of interior angles of a triangle?
180 degree
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Choose the correct answer
D
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XZ=?
4.24
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STQR is a square. What is the length of its diagonal?
6.3
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Find the volume
10.75
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A sailboat leaves port and sails 12 kilometers west and then 5 kilometers north. How many kilometers is the sailboat from port now?
13
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DE=?
5
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x+z=?
149
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ZY=?
4
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