Answer:
1:brighter? 2:big
Explanation:
i dont really know the first one but i can gaurentee you that the second one is big because the sun needs to be 20 times its size to make a supernova
Explanation:
The conference was held near Yalta in Crimea, Soviet Union, within the Livadia, Yusupov, and Vorontsov Palaces. The aim of the conference was to shape a post-war peace that represented not just a collective security order but a plan to give self-determination to the liberated peoples of post-Nazi Europe.
Hope this helps at least a lil bit!! :)
I believe that the answer is Urea.
Answer:
The greatest angle is 
Explanation:
According to angle sum property of a triangle, sum of all the angles of a triangle is equal to
°.
The given angles of a triangle are 
Therefore,
°
°
°

≈ 87.2°
≈ 71.8°
≈ 20.9°
Therefore, greatest angle is 