Exercise Answers: Module 17

Angles

right angle
obtuse angle
reflexive angle
straight angle
acute angle
$a=123^\circ$ ; $b=57^\circ$ ; $c=123^\circ$
$37^\circ$
$97^\circ$
$23^\circ$ each
$45^\circ$ each
$60^\circ$ each
$A=61^\circ$ ; $B=80^\circ$ ; $C=39^\circ$
$67.815^\circ$
$19.6236^\circ$
$34.2367^\circ$
$26^\circ47'6''$
$58^\circ12'57.6''$
$41^\circ7'48''$

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