In triangle abc with C =90 degrees ,find a given a = 60 degrees & c =48
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Answer:
right triangle
Δ
A
B
C
,
∠
C
=
90
0
,
a
=
2
,
c
=
6
;
c
is
the side opposite to the right angle, so it is hypotenuse,
a
and
b
are the adjacent sides of the right angle .
We know in right triangle
Δ
A
B
C
,
a
2
+
b
2
=
c
2
∴
2
2
+
b
2
=
6
2
or
b
2
=
36
−
4
=
32
∴
b
=
√
32
or
b
=
4
√
2
unit. The side
b
is
4
√
2
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