Bwillo7 Bwillo7
  • 14-03-2021
  • Mathematics
contestada

Work out the size of angle BCD

Work out the size of angle BCD class=

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bikc2060
bikc2060 bikc2060
  • 14-03-2021

Answer:

sin62=BD/AB

BD=Sin62×AB

BD=Sin62×15

BD=13.24

ALSO,

Tan C = BD/BC

Tan C = 13.24/24

Tan C = 5.51 / 10

C = Tan^-1 ( 5.51 / 10 )

Answer Link
thebecks
thebecks thebecks
  • 14-03-2021

Answer:

∠BCD = 29°

Step-by-step explanation:

sin 62 = BD/15

0.8829 = BD/15

BD = 13.24

tan ∠BCD = 13.24/24 = 0.5517

∠BCD = 29°

Answer Link

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