Answer:
60 degrees.
Step-by-step explanation:
A reflection does not alter the size of the angles of the triangle so B = 60 degrees.
Answer:
3 and -3
Step-by-step explanation:
+3 -3 =0
sum mean adding
dividing 11.5 by 5 gives you the unit rate, then you just multiply that answer by 2 and you should be okay
