imaniokay imaniokay

03-04-2021
Mathematics

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PLEASE HELP I NEED TO PASS

What is the perimeter of the triangle? (Round to the nearest tenth)

PLEASE HELP I NEED TO PASS What is the perimeter of the triangle Round to the nearest tenth class=

Respuesta :

clarch19 clarch19

04-04-2021

Answer:

P = 43.3

Step-by-step explanation:

sin 38° = EF/18

EF = 18·sin 38°

EF = 11.1

to find DF:

sin 90°/18 = sin 52°/DF

1/18 = .79/DF

DF = 14.2

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