Answer:
C.0
since it's literally impossible for a triangle to have a right angle only squares and other shapes. triangles are made of acute angles
Answer:


Step-by-step explanation:



The interval notation will be:

The contrary,

is 
Answer:
12 feet
Step-by-step explanation:
- know that 4 sections =1 tent pole
- 1 yard = 3 feet
- multiply the number of sections (4) by their length (3)
- 12 feet equal 1 tent pole
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