関連ワード:
can a trapezoid have 4 equal sides does a trapezoid have 4 equal sides can a trapezoid have 4 congruent sides can a trapezium have 4 equal sides does a trapezoid have 4 congruent sides does a trapezium have 4 equal sides does a trapezoid have 4 equal angles does a trapezoid always have 4 equal sides does a trapezoid have 4 congruent angles does a isosceles trapezoid have 4 congruent sides
