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IB Revision: Radians, Arcs, Sectors
Relationship between radians and degrees:
0/360°
90°
180°
270°
0/2π
½ π
π
3/2 π
e.g.
1) 45° =
2) 60° =
3) 300° =
4) 20°=
5) 182°=
IB Revision: Radians, Arcs, Sectors
Name What we find
Formula Unit
10 cm
θ
IB Revision: Radians, Arcs, Sectors
Name What we find
Formula Unit
Arc Length cm
10 cm
θ
IB Revision: Radians, Arcs, Sectors
Name What we find
Formula Unit
Arc Length cm5 m
θ
IB Revision: Radians, Arcs, Sectors
Name What we find
Formula Unit
Arc Length cm
Sector Area m2
5 m
θ
IB Revision: Radians, Arcs, Sectors
Name What we find
Formula Unit
Arc Length cm
Sector Area m2
θ
1 km
IB Revision: Radians, Arcs, Sectors
Name What we find
Formula Unit
Arc Length cm
Sector Area m2
Sector Area km2
θ
1 km
IB Revision: Radians, Arcs, Sectors
Name What we find
Formula Unit
Arc Length cm
Sector Area m2
Sector Area km2
3 ft
θ
IB Revision: Radians, Arcs, Sectors
Name What we find
Formula Unit
Arc Length cm
Sector Area m2
Sector Area km2
Sector Length ft2rr 22...
360
3 ft
θ
IB Revision: Radians, Arcs, Sectors
Name What we find
Formula Unit
Arc Length cm
Sector Area m2
Sector Area km2
Sector Length ft2rr 22...
360
5 mm
θ
IB Revision: Radians, Arcs, Sectors
Name What we find
Formula Unit
Arc Length cm
Sector Area m2
Sector Area km2
Sector Length ft
Segment Area mm2
rr 22...360
5 mm
θ
hbr ..2
1..
3602
IB Revision: Radians, Arcs, Sectors
Find the length of the minor arc
Find the area of the sector
IB Revision: Radians, Arcs, Sectors
IB Revision: Radians, Arcs, Sectors
IB Revision: Radians, Arcs, Sectors
IB Revision: Radians, Arcs, Sectors
IB Revision: Radians, Arcs, Sectors
IB Revision: Radians, Arcs, Sectors
IB Revision: Radians, Arcs, Sectors