It descended 240 feet 12*20 is 240
4a-2=a+4
+2 to both sides
4a=a+6
-a from both sides
3a=6
Answer:
the sum of the other two angle is 93
Step-by-step explanation:
180-87=93
Answer: Dominant. The answer is dominant.
X + Y is equal to 13 so you can out this