stydent3546 stydent3546
  • 24-12-2020
  • Mathematics
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Please help me with these questions. Ill mark brainliest to whoever answers correctly!!

Please help me with these questions Ill mark brainliest to whoever answers correctly class=
Please help me with these questions Ill mark brainliest to whoever answers correctly class=

Respuesta :

CSMedrano
CSMedrano CSMedrano
  • 24-12-2020

Answer:

see below

Step-by-step explanation:

[tex]3(i)\\\\AD=?\\\\\cos (\angle BDA)=\frac{AD}{BD}\\\\\cos (27)=\frac{AD}{3}\\\\AD=3\cos 27\\\\AD\approx 2.67[/tex]

[tex]3(ii)\\\\\sin (\angle BCD) = \frac{BD}{CD}\\\\\sin(41)=\frac{3}{CD}\\\\CD=\frac{3}{\sin 41}\\\\CD\approx 4.57[/tex]

I'm sorry but i have to go I'll come back in half an hour and finish answering

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