Jay's answer to Anonymous's Primary 5 Maths Angles & Geometry Singapore question.
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a) 180 - 45 - 85
b)
r -> 180 - 140 - 20
s -> 180 - r - 120
c)
x -> 180 - 85 - 42
w -> 42
d)
z -> 60
y -> 180 - z - 70
Hope this helps :)
b)
r -> 180 - 140 - 20
s -> 180 - r - 120
c)
x -> 180 - 85 - 42
w -> 42
d)
z -> 60
y -> 180 - z - 70
Hope this helps :)
Date Posted:
4 years ago
Not clear
Unclear
a) I took 180 - 45 - 85. This is to find angle PQT. From here, you can find angle q, because of alternate angles (Z)
Most of them is also about alternate angles, so from here can you understand?
Or do you still need further explanation.
Most of them is also about alternate angles, so from here can you understand?
Or do you still need further explanation.
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