10040813 10040813
  • 11-05-2022
  • Mathematics
contestada

Find the length of the lamppost to the nearest inch.

Find the length of the lamppost to the nearest inch class=

Respuesta :

adaish18
adaish18 adaish18
  • 11-05-2022

Answer:

109 inch

Step-by-step explanation:

we know that

[tex]tan\theta=\frac{Perp}{Base} \\\theta=70\\Base=40 in[/tex]

So,

[tex]tan(70)=\frac{Perp}{40} \\\\2.747=\frac{Perp}{40} \\\\2.747\times40=Perp\\\\Perp=109\quad in[/tex]

So, length of lamppost is 109 inch

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