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Find the length of the third side. If necessary, round to the nearest tenth

Find the length of the third side. If necessary, round to the nearest tenth-example-1
User Tijkijiki
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1 Answer

6 votes

Answer:

Explanation:

Let AB = 3 units , BC = 1 unit and AC = ? (TO BE CALCULATED)

By Pythagoras theorem:

(AC)²=(AB)²+(BC)²

therefore, (AC)²= 3²+1²

(AC)²=9+1

(AC)²=10

(AC) = √10 = 3.03 cm

User Franklin Stine
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