3. Measure the sides of the following triangle using a divider and ruler and enter them in the table А
B
Length of side
Length of the third side
Sum of the lengths of two sides
I (AB) + I (BC) =
6
CITI
7
I (BC) + I (AC) -
CIT
1 (AC)
cm
(AB) =
20m
cm
I (BC) =
4cm cm
| (AC) = 3 cm
I CAB) =
cm
cm
I (AC) + I (AB) =
cm
I (BC)
Cm
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