Dear Students, You are supposed to do the Mathematics Lab Activity in the Mathematics lab manual if you are not having the lab manual then do it in your mathematics notebook. (Activity :-1)Refer page no. 41(GEF book part B) To Verify by Paper cutting and superimposing that diagonal of a parallelogram divides it into two congruent triangles. (Activity :-2)Refer page no. 26(GEF book part B) SSS congruence criterion: If the three sides of one triangle are equal to corresponding three sides of another triangle, then the triangles are congruent. (Activity :-3)Refer page no. 93(GEF book part B) To find the area of a parallelogram using area of rectangle by cutting and superimposing.
Answers
Answered by
2
Answer:
Okay
Step-by-step explanation:
Thankyou for the points
Answered by
2
REF. Image.
consider Δ ABC and Δ ACD
Since the line segments AB+CD are parallel
to each other and AC is a transversal
∠ ACB = ∠ CAD.
AC = AC (common side)
∠CAB = ∠ ACD.
Thus, by ASA criteria
ΔABC ≅ ΔACD
The corresponding part of the congruent
triangle are congruent
AB = CD + AD = BC
Similar questions