Centralni i periferijski ugao 1.
Превуците одговарајуће правоугаонике на 
одговарајућим местима на 
кругу да се сложе са њиховим описом
∡BDC =
∡A =
периферијски угао
?
централни угао
?
BC =
кружни лук
?
Који угао је  ½ угла ∢BAC?
∡BAC
∡ACD
∡BDC
∡ABC
∢BAC=156o
Колика је вредност угла ∢BDC.
11.4
∢BDC =
Колики је угао ∡BCD.
11.4
142o

∡BAD = 142o
∡BCD =
Одреди меру угла ∡DCА ,ако је  ∡DAC = 72o
11.4
72o
∡DCA =
11.4
Find the measure of ∡EDC if arc BC = 112o
arc BC =
112o
m∡EDC =
11.4
Given the measure of ∡D find the degree of 
the intercepted arc BC.
29o
arc BC =
11.4
Given that arc BD and arc CD are congruent arcs
find their measure. 
32o
arc CD and arc BD =
11.4
Arc and Angle game 1:
Find all the missing angle measures and arc measures.
74o
m∡DCA =
m∡CDB =
arc CD =
o
o
o
11.4
Find the value of z and the measure of arc AB
arc AB =
z = 
o
11.4
Find the measure of arc DC.
11.4
39o
arc DC =
(4x - 14)o
11.4
Find the value of x
11.4
x =
11.4
Find the value of t
(¾t)o
11.4
t =
11.4
ABCD is inscribed inside a circle.  Find the
value of y and measure of angle A.
A
D
6y +10
11y
B
4y +7
C
m∡A=
y =
11.4
ABCD is inscribed inside a circle.  Find thevalue of y and measure of angle C.
A
5y +3
12y -3
4y +7
D
B
C
m∡C=
y =
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