If 50% of 600 is 300, what is 75% of 600

Me! #1 write an equation for the interior angles of this triangle that uses the triangle sum theorem. #2 what is the value of x? #3 what is the measure of #4 classify the triangle above as acute, obtuse, or right. state your reason in a complete sentence.

Find the length of cu, the triangles are similar.

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?