Please help me, I've been trying for days and I can't get it right. If any of your were as to be as kind-hearted as to help me complete this task, I will be ever so grateful. Thank you for your time in helping others, I seriously appreciate it.
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Answer:
10.sinB=b/c
A+B=90
cosA=b/c
cosB=a/c
a^2+b^2=1
tgA=a/b
tgB=b/a
11.d
12.sin30=1/2
cos30=2^(1/2)÷2=radical2÷2
cos45=sin45. ,tg45=1
tg30=1÷(3)^(1/2)=(3)^(1/2)÷3
13.B
please say praier for me to God to pass my exam good and get good rank.thanks.