Question

Tolong kerjain dong tugasku ini plisss

Answer 1

1a)
20/60 = 30/CD
1/3=30/CD
CD=90

1b)
20/60 = AOB/48
1/3=AOB/48
AOB=48/3
AOB=16

2a)
100/50=PQ/24
2/1=PQ/24
PQ=48

2B)
50/100=ROQ/52
1/2=ROQ/52
ROQ=26

3A)
AB=3,14x16×45/360
AB=6,28

3B)
AOB=3,14×8×8×45/360
AOB=25,12

3C)
kell=3,14×16
kell=50,24

3D)
L=3,14×8×8
L=200,96