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Answer :

Msm555go

Step-by-step explanation:

6.

<MKL=½(arc QN+LM)

=½(180+60)=120°

7.

<CDB=½(arc AE+BC)

87×2=arcBC+76

arc BC=174-76=98°

8.

<C=½(arcAR-arcBD)

45×2=arcAR-56

arcAR=90+56=146°

9.

<y=½(arc MT-WU)

=½(130-70)=30°

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