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alexanderickh1
18.09.2019 •
Mathematics
Which shape contains only obtuse angles
a. equilateral triangle
b. trapezoid
c. square
d. pentagon
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Ответ:
not A because an equilateral triangle consists of acute angles
no C because a square consist of 90° angles
a pentagon does not consist of only obtuse angles, it has acute and right angles too
hope this helps :)
Ответ:
.15x40=6