1. Obtuse; scalene
2. Acute; equilateral
3. Right; scalene
4. Acute or obtuse; isosceles
Explanation:
Obtuse is an angle >90 degrees
Acute is an angle <90 degrees
Right is an angle equal to 90 degrees
Equilateral means all sides are equal
Isosceles means two sides are equal
Scalene means no sides are equal
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I need to see something before I give the answer.
(-3/2) ÷ (-1/7)
= (-3/2) × (7/-1)
= (-21/-2)
= 21/2
= 10.5
.
Hope it helps!