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प्रश्न
In the given figure, ΔBCD is isosceles with base BD and ∠BAE ≡∠DEA. Prove that AB ≡ ED
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उत्तर
| Statements | Reasons |
| 1. ∠BAE ≡ ∠DEA | Given |
| 2. AC = EC | By (1) sides opposite to equal angles are equal |
| 3. BC = DC | Given BCD is isosceles with base BD |
| 4. AC – BC = EC – DC | 2 – 3 |
| 5. AB ≡ ED | By 4 |
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संबंधित प्रश्न
Given below are measurements of some parts of two triangles. Examine whether the two triangles are congruent or not, by using the SAS congruence rule. If the triangles are congruent, write them in symbolic form.
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AB = 7 cm, AC = 6.5 cm and ∠A = 120°
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BC = 8 cm, AC = 6 cm and ∠C = 40°
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∠P = 115°, ∠Q = 40° and PQ = 6 cm
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∆ABC: AB = 4.8 cm, ∠A = 90°, AC = 6.8 cm
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