Page 27 - PlayFacto_S2
P. 27
3 Clocks
and angles
Unit Objective Find the angle between two hands on a clock.
.Learn the angle between two hands by knowing the concept that
the short and long hands move at regular angles.
.Find the small angle between two hands when telling time to the
hour.
.Find the small angle between two hands by using addition and
subtraction when telling time to the half hour.
NCTM Standards
Measurement
.Understand such attributes as length,
area, weight, volume, and size of an
angle and select the appropriate type of
unit for measuring each attribute.
.Select and apply appropriate standard
units and tools to measure length, area,
volume, weight, time, temperature, and
the size of angles.
24 Workbook S-2
and angles
Unit Objective Find the angle between two hands on a clock.
.Learn the angle between two hands by knowing the concept that
the short and long hands move at regular angles.
.Find the small angle between two hands when telling time to the
hour.
.Find the small angle between two hands by using addition and
subtraction when telling time to the half hour.
NCTM Standards
Measurement
.Understand such attributes as length,
area, weight, volume, and size of an
angle and select the appropriate type of
unit for measuring each attribute.
.Select and apply appropriate standard
units and tools to measure length, area,
volume, weight, time, temperature, and
the size of angles.
24 Workbook S-2
