Lin is using the diagram to prove the
statement, "If a parallelogram has one right
angle, it...
Mathematics, 04.01.2021 01:00 Aced
Lin is using the diagram to prove the
statement, "If a parallelogram has one right
angle, it is a rectangle." Given that EFGH is a
parallelogram and angle HEF is right, which
reasoning about angles will help her prove
that angle FGH is also a right angle?
A. Corresponding angles are congruent when parallel lines are cut by a transversal.
B. Opposite angles in a parallelogram are congruent.
C. Vertical angles are congruent.
D. The base angles of an isosceles triangle are congruent.
Answers: 2
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In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.
Answers: 3
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