1. Which of these shapes is a quadrilateral?
b) A, C,
D, F;
c) A, B,
D, F;
d) A, B, F.
2. For each shape, say whether the angles marked are acute, obtuse, right or reflex.
c) acute; d) right.
3. For each shape, say whether the angles marked are acute, obtuse, right or reflex.
c) acute; d) right.
4. Draw a quadrilateral (a shape with 4 sides) with a reflex angle:
c) acute; d)
.
c) P
Q; d)
P
R.
c) 60⁰; d) 110⁰.
c) 70⁰; d) 120⁰.
c) a 60⁰; d)
a 50⁰.
c) b 105⁰; d)
b 90⁰.
c) c 120⁰; d)
c 115⁰.
c) d 145⁰; d)
d 150⁰.
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