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117_G3U8_WB_CA_˙—» ¿º 2011.4.5 8:20 PM ˘ ` 9 PDF_In 2540DPI 150LPI T
117-B5-1
Angles and Triangles
1. An angle smaller than a right angle is called an acute angle. An angle
larger than a right angle and smaller than two right angles is called an
obtuse angle. Determine whether the given angle is an acute angle, right
angle, or obtuse angle.
right angle obtuse angle acute angle
c.
a. b.
d. e. f.
117-B5-1
Angles and Triangles
1. An angle smaller than a right angle is called an acute angle. An angle
larger than a right angle and smaller than two right angles is called an
obtuse angle. Determine whether the given angle is an acute angle, right
angle, or obtuse angle.
right angle obtuse angle acute angle
c.
a. b.
d. e. f.
