agreenw2
agreenw2 agreenw2
  • 22-04-2020
  • Mathematics
contestada

What is the height of this triangle? Round your answer to the nearest tenth.
A) 11.4 units
B) 11.5 units
C) 5.7 units
D) 5.6 units

What is the height of this triangle Round your answer to the nearest tenth A 114 units B 115 units C 57 units D 56 units class=

Respuesta :

Snowywolfalpha
Snowywolfalpha Snowywolfalpha
  • 22-04-2020

Answer:

5.7

Step-by-step explanation:

pythagorean theorem

A^2 + B^2 = C^2

sub in

A^2 + 7^2 = 9^2

simplify

A^2 + 49 = 81

solve

A^2 = 32

solve further

A = [tex]\sqrt{32[/tex]

use calculator and get:

5.65685

round and get:

5.7

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