] imath - Graad 11 Wiskunde oefeninge i.v.m. hoeke in dieselfde segment in sirkels, Grade 11 Mathematics, more exercises re. angles in the same segment.
WISKUNDE
NOG OEFENINGE

Hoeke in dieselfde segment.

MATHEMATICS
MORE EXERCISES

Angles in the same segment.

O is die middelpunt van die sirkel.
Vind die waarde van x, y en z
in elke figuur:

O is the centre of the circle.
Find the value of x, y and z
in each diagram :

1.1

a = 70°

1.2

a = 34°

.

1.3

a = 40°

1.4

∠O = 90°

.

1.5

a = 41°

1.6

a = 150°

.

1.7

a = 52°

1.8

a = 66°

.

O is die middelpunt van die sirkel.
∠DAC = 38° en ∠BDC = 66°. Bereken, en
gee redes, die grootte van
2.1  ∠DOC.
2.2  ∠DBC.
2.3  ∠ODC.
2.4  ∠BAC.

O is the centre of the circle.
∠DAC = 38° and ∠BDC = 66°. Calculate
giving reasons, the size of
2.1  ∠DOC.
2.2  ∠DBC.
2.3  ∠ODC.
2.4  ∠BAC.

O is die middelpunt van die sirkel.
AOB is 'n middellyn van die sirkel.
∠OCA = 28°. Bereken, en
gee redes, die grootte van
3.1  ∠A.
3.2  ∠ACB.
3.3  ∠B.

O is the centre of the circle.
AOB is a diameter of the circle.
∠OCA = 28°. Calculate
giving reasons, the size of
3.1  ∠A.
3.2  ∠ACB.
3.3  ∠B.

O is die middelpunt van die sirkel.
∠KML = 72° en ∠MKN = 30°. Bereken, en
gee redes, die grootte van
4.1  ∠N.
4.2  ∠KOL.
4.3  ∠MLN.

O is the centre of the circle.
∠KML = 72° and ∠MKN = 30°. Calculate
giving reasons, the size of
4.1  ∠N.
4.2  ∠KOL.
4.3  ∠MLN.

O is die middelpunt van die sirkel.
∠CDB = 25° en ∠BEC = 130°. Bereken, en
gee redes, die grootte van
5.1  ∠CAB.
5.2  ∠ABD.
5.3  ∠AOD.

O is the centre of the circle.
∠CDB = 25° and ∠BEC = 130°. Calculate
giving reasons, the size of
5.1  ∠CAB.
5.2  ∠ABD.
5.3  ∠AOD.