Step-by-step explanation:
A. cos4x-sin4x=2-cos2x
In order to find the GCF of these two numbers we need to list all their factors and find the first common one so.
44: 1,2,4,11,22,44
110, 1,2,5,10,11,22,55,110
Since 22 is the highest number that both share and its common, that would be your answer. Answer: 22.
Answer:
x=27
Step-by-step explanation:
63+90+x=180
63+90=153
180-153= 27
Yes, SSS
PR are already a given side. PS and PQ are also given sides. Lastly, RS and RQ are given sides.
