Can someone please tell me the answer to this

Show me all your work and explain Please

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

The ivring berlin learning center would like a possible net profit of $650,000 on its new resource manual it sells to schools. the fixed costs for producing the manual are $780,000 and the variable cost per package is $19.85. if the estimated unit sales are 1,250,000 units, what selling price unit should the ivring berlin learning center try?

You eat $0.85 for every cup of hot chocolate you sell. how many cups do you need to sell to earn $55.25