Question

Tolong jawab no 1 ya.

Answer 1

Gunakan phytagoras

a²=15²+12²
a²=225+144
a²=369
a=√369
a=√9√41
a=3√41

b²=8²-6²
b²=64-36
b²=28
b=√28
b=√4√7
b=2√7

c²=6²+6²
c²=2.6²
c=√6²√2
c=6√2

Answer 2

A= 15
b=28
c=8
semoga benar :)