bamboola1 bamboola1

18-04-2020
Mathematics

contestada

Can someone help me with this please?

Can someone help me with this please class=

Respuesta :

amna04352 amna04352

18-04-2020

Answer:

27.6°

Step-by-step explanation:

Drop a Perpendicular from C to AD, call the foot X

CXD is a right angle triangle

CX = 6 cm

XD = 23 - 9 - [sqrt(6.5² - 6²)]

XD = 11.5

Tan(Angle CDA) = CX/XD = 6/11.5

Angle CDA = 27.55281158

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