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berapa c?
c= sisi miring jadi
c= √20²+12²
= √400+144
=√544
=23,32
2.a=20 c=25
berapa b?
b=√c²-a²
b=√625-400
b=√225
b=15
3.b=5 c=6
berapa a?
a= √6²-5²
a=√36-25
a=√11
4. b=18 c=27
berapa a?
a=√c²-a²
√729-324
=√405
5.a=9 c=15
berapa b?
b=√15²-9²
=√225-81
=√14
=12