Answer:
Step-by-step explanation:
Attached is the solution
Answer = 0
-1(-1)=1
1 + -1 = 0
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Samuel is constructing a triangle ABC with AB = 8 cm, BC = 10 cm and AC = 7 cm. To do this, he draws a line segment BC of length 10 cm and then an arc with B as centre, and radius 8 cm.
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