jungshook262 jungshook262
  • 18-07-2021
  • Mathematics
contestada

What is the length of the altitude of the equilateral triangle below?

A. /240
B. 144
C. 12
D. 4
E. 12/3
F. 4/3

What is the length of the altitude of the equilateral triangle below A 240 B 144 C 12 D 4 E 123 F 43 class=

Respuesta :

imanf1486 imanf1486
  • 18-07-2021

Answer:

its C  option which is 12

Answer Link
jimrgrant1 jimrgrant1
  • 18-07-2021

Answer:

A

Step-by-step explanation:

Using Pythagoras' identity in either of the 2 right triangles

a² = (4[tex]\sqrt{3}[/tex] )² + (8[tex]\sqrt{3}[/tex] )² = 48 + 192 = 240 ( take square root of both sides )

a = [tex]\sqrt{240}[/tex] → A

Answer Link

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