gabrielbyrne18p7t9cb gabrielbyrne18p7t9cb

07-05-2020
Mathematics

contestada

<DAC = <BAD

What is the length of CD?
Round to one decimal place

please help me

ltDAC ltBADWhat is the length of CDRound to one decimal placeplease help me class=

Respuesta :

amna04352 amna04352

07-05-2020

Answer:

CD = 4.3

Step-by-step explanation:

By angle bisector theorem, angle bisector AD divides the triangle into two triangles with sides in the same ratio (triangles ABD and ACD)

4.1/5.3 = CD/5.5

CD = 5.5 × 4.1/5.3

CD = 4.254716981

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