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15, 16, 21 Ο Not αΔ 0 Acute Right 0 Obtuse
48.5k views
4 votes
15, 16, 21
Ο Not αΔ
0 Acute
Right
0 Obtuse

User Amogh
by
3.9k points

1 Answer

1 vote

Answer:

15, 16, 21 are all acute. They are not obtuse or right.

Explanation:

A right should have 90 degrees

A obtuse should be more than 90 and less than 180 degrees

A acute is less than 90 degrees

User AndrewCox
by
4.4k points
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