zdillon68 zdillon68

12-01-2021
Mathematics

contestada

Find the missing length of the triangle.
9 mm
15 mm
W
b=
mm

Find the missing length of the triangle 9 mm 15 mm W b mm class=

Respuesta :

Phobic111 Phobic111

12-01-2021

Answer:

b = 12mm

Step-by-step explanation:

Using pythagoras theorem, you will be able to find the answer.

a² = b² + c²

15² = b² + 9²

b² = 15 ² - 9²

b² = 144

b = [tex]\sqrt{144}[/tex]

∴ b= 12mm

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