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= 3
b. BC = AD + BD
= 3 + 3
= 6
c. <ABD = 180 - (<BAD + <ADB)
= 180 - (60 + 90)
= 180 - 150
= 30
d. <ACD = <ABD
= 30
e. <CAD = <BAD
= 60
f. <BAC = <CAD + <BAD
= 60 + 60
= 120
5. a. <KMN = <KLN
=65
b. <LKN = 180 - (<KLN + <KNL)
= 180 - (65 + 90)
= 180 - 155
= 25
c. <MKN = <LKN
= 25
d. <LKM = <MKN + <LKN
= 25 + 25
= 50