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Answer:
DE is parralell to BC because both have same distance from all sides
DE to BC both r straight bisection each other
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Answer:
∠B=∠C=∠E=90° [ Given ]
⇒ ∠B+∠C=90°+90°=180°
∴ AB∥DC
When AB∥DC cuts by transversal AC
∠BAC=∠ACD
∠BAC=∠ECD
∠B=∠E=90°
(given) ...(ii)
∠ACB=∠EDC (due to (i) and (ii))
△ABC∼△CED [By AAA similarity]
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