alleryTwo congruent triangles fitted together make a:
ACircle sector
BRegular hexag
CStraight lines
DParallelogram
Answer & Solution
Correct answer: D. Parallelogram
1. Take a triangle and a copy of it turned around.
2. Their matching sides join together.
3. The pair forms a parallelogram.
4. So the answer is a parallelogram.
_Source: syllabus Mathematics, Ch 6 'Measuring Space: Perimeter and Area'_
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