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Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 8

In the given figure, D is the midpoint of OE and ∠CDE = 90°. Prove that ΔODC ≡ ΔEDC

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Question

In the given figure, D is the midpoint of OE and ∠CDE = 90°. Prove that ΔODC ≡ ΔEDC

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Solution

Statements Reasons
1. OD = ED D is the midpoint OE ...(given)
2. DC = DC Common side
3. ∠CDE = ∠CDO = 90° Linear pair and given ∠CDE = 90°
4. ΔODC ≡ ΔEDC By RHS criteria
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Chapter 5: Geometry - Exercise 5.1 [Page 165]

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Samacheer Kalvi Mathematics [English] Class 8 TN Board
Chapter 5 Geometry
Exercise 5.1 | Q 5 | Page 165
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