celly786712 celly786712
  • 25-02-2021
  • Mathematics
contestada

What is the area of rhombus ABCD? AWARDING BRAINLIEST URGENT!

What is the area of rhombus ABCD AWARDING BRAINLIEST URGENT class=

Respuesta :

jijihabile20 jijihabile20
  • 25-02-2021

Answer:

Step-by-step explanation:

24.57 cm

Answer Link
thebecks
thebecks thebecks
  • 25-02-2021

Answer:

Choice 4) 78 cm^2

Step-by-step explanation:

OC = 7.8

AD = 10    (base = 10)

drop a line from the center where the 2 diagonals cross to be perpendicular to the base.

sin a2 = 1/2 height/7.8

1/2 height = 3.9

height = 7.8

area = 10 x 7.8 = 78 cm^2

Answer Link

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