Construct 1

Construct a triangle ABC, a = 7 cm, b = 9 cm with a right angle at C, and construct the axis of all three sides. Measure the length of side c (and write).

Correct answer:

c =  11.4 cm

Step-by-step explanation:

a=7 cm b=9 cm γ=90   a2+b2=c2 c=a2+b2=72+92=130=11.4 cm

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