3. In the given figure, AngleABC = AngleDEF which congruence criterion will be used.
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Congruence of Triangles (Maths) Class 7 - NCERT Questions
Q 1.
Complete the following statements:
(A) Two line segments are congruent if ____________ .
(B) Among two congruent angles, one has a measure of 70°; the measure of the other angle is _______ .
(C) When we write ∠A = ∠B, we actually mean ________ .
SOLUTION:
(A) They have the same length.
(B) 70°
(C) m∠A = m∠B
Q 2.
Give any two real-life examples for congruent shapes
SOLUTION:
(i) Sheets of same letter pad.
(ii) Biscuits in the same packet.
Q 3.
If ∆ABC ≅ ∆FED under the correspondence ABC ↔ FED, write all the corresponding congruent parts of the triangles.
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