The square root of 255+266 is 241. I can't help you with shortcuts as I'm bad at explaining, but I'm sure there are websites that can help you.
You can use the CPCTC (Corresponding Parts of Congruent Triangles are Congruent) property. This means that when two triangles are congruent, all the corresponding parts are congruent to each other.
Have an awesome day! :)
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Answer:
Step-by-step explanation:
Step-by-step explanation:
31 rotations, hope i was a big help to you
Answer:
25.8
258.
2580.
Step-by-step explanation:
just move the decimal that many times