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OpenStudy (anonymous):
A wooden plate is shaped as a pentagon. The measure of one angle is 20°. The remaining interior angles are obtuse and of equal measure. What is the measure of each obtuse angle in the pentagon? 140° 155° 175° 130°
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OpenStudy (cwrw238):
the total number of angles in a pentagon is 540 degrees if one is 20 that leaves 520 and there are 4 angles left - this should help
OpenStudy (anonymous):
Continuing from his explanation... Simplify 520/4 to get your answer.
OpenStudy (anonymous):
ok
OpenStudy (anonymous):
130 degree
OpenStudy (cwrw238):
yep
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OpenStudy (anonymous):
thanks
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