Which of the following statements about using a protractor are correct?

the protractor measures angles up to 90°.
the vertex of the angle must be at the 0° mark.
one ray of the angle must point at 0°.
the protractor measures angles that open from left or from the right.

Which of these triangle pairs can be mapped to each other using two reflections?

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

Your best friend told you that last week scientists disco y that las vegas is responsible for abrupt climate changes. which do you think is best way to research that recent discovery? an encyclopedia usgs internet site a book in the library your best friend’s parents for your ! ❤️