johnieboi609 johnieboi609

26-03-2020
Mathematics

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ABC and ACD are both right angled triangles

ABC and ACD are both right angled triangles class=

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bappyisc bappyisc

26-03-2020

Answer:

a. Pythagorous theorem

b. 13.9 cm

Step-by-step explanation:

a. By pythagorous theorem,

AC = [tex]\sqrt{12^{2} + 5^{2}}[/tex] cm = 13 cm

b. By pythagorous theorem,

AD = [tex]\sqrt{13^{2}+5^{2}}[/tex] cm = 13.9 cm

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