ariel1926 ariel1926
  • 26-05-2021
  • Mathematics
contestada

20
What is the perimeter of the quadrilateral below? If necessary, round to the nearest tenth.

20 What is the perimeter of the quadrilateral below If necessary round to the nearest tenth class=

Respuesta :

cwrw238 cwrw238
  • 26-05-2021

Answer:

Perimeter = 33.4 units.

Step-by-step explanation:

The 2 horizontal lines are 10 and 3 units long.

The vertical line is 9 units long.

By Pythagoras the length of the sloping line

= sqrt(9^2 + 7^2)

= sqrt(130)

= 11.4017.

Perimeter = 10 + 3 + 9 + 11.4

= 33.4 units.

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