作业帮A triangle has A = 60o,b = 20,and c = 30.What is the measure
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A triangle has A = 60o,b = 20,and c = 30.What is the measure of C in degrees to one decimal plac
2,In solving ABC triangles,the uppercase letters or Greek letters usually indicate the ________
这是两道题,他们之间没有什么联系,实在不会做了,
2,In solving ABC triangles,the uppercase letters or Greek letters usually indicate the ________
这是两道题,他们之间没有什么联系,实在不会做了,
第一题先用余弦定理求出a边,再用正弦定理求角C.第二题怎么只一半,而且我愣是没看明白.
A triangle has A = 60o,b = 20,and c = 30.What is the measure
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