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Mathematics, 05.01.2020 14:31 BreBreDoeCCx

If two lines intersect and form 4 right angles, then
a. the lines are parallel
b. the lines are perpendicular
c. the angles are complementary
d. the lines are not coplanar

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If two lines intersect and form 4 right angles, then
a. the lines are parallel
b. the l...
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