Answer:
Step-by-step explanation:
(21²+10²)½ = 23.25= 23.3
Answer:
None.
Step-by-step explanation:
A triangle has 3 sides so any pair of parallel lines is impossible.
No. Since you can only draw from the corners to get triangles, you will end up with two right triangles because of the corners. If it is a right triangle, it can obviously not be obtuse.
Answer:
i'm so sorry i cant help you because the picture won't show
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