tan A should be the corner try work out work out:

first and then add all the others (B=90)
Explanation:
A and C should be the same
Answer: the three on the bottom to the right
Explanation:
Answer:
No.
Explanation:
Goods for goods (barter) produce more significance results in the long distance trade because the traders sold goods and purchase other goods which wanted to sell in his region so there is no significance of money in these long distance trade, the people prefer barter system for them. In ancient times, people sell their items and purchase what they needed with the exchange of items.
Answer:
Actually yes it could have.
Explanation:
The only compromise that could have headed off war by then was for the Southern states to forgo secession and agree to abolition. Once the Confederate states seceded and troops fired on Fort Sumter, the only solution possible was complete Southern surrender.