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Mathematics
Problem
Two straight lines intersect at point
P
P
P
. One of the angles is
(
3
x
+
10
)
∘
(3x+10)^\circ
(
3
x
+
10
)
∘
and the angle adjacent to it is
(
2
x
−
40
)
∘
(2x-40)^\circ
(
2
x
−
40
)
∘
. (i) Find the value of
x
x
x
. (ii) Hence, write the measure of each of the four angles formed at
P
P
P
.
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