Question

2 In the diagram, KL and MN are parallel.
Find the sizes of the angles marked a, b, cand d.
Give a reason in each case.
11369
K
69
M M
13 In the diagram, the sides of the triangle have been extended, as shown.
a Explain why d= a + C.
b Write similar expressions for e and f.
c Show that the sum of the exterior angles of this triangle is 360°.
In the diagram, ABC is an isosceles triangle.
AB = AC. AB is parallel to DE.
Angle ABC = 68°
B
689
Alor​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

This question is beyond my understanding