Angles
2
Q
55°
R
S
T
Angle QST is 55°. Find the size of angle QSR.
3
a b c a + b + c = 180°
Angles a and c are equal . Angle b = 100°. What is the size of angles a and c?
E
Riana turns the ice cream stick to create an obtuse angle. She then turns it through a second obtuse angle. What is the smallest amount of turn needed to complete a full turn? What is the largest amount of turn needed to complete a full turn?
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01/12/2021 15:00
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