suniyahdale5 suniyahdale5

13-02-2022
Mathematics

contestada

Pleaseeeeee help??????????

Pleaseeeeee help class=

Respuesta :

thishigopal thishigopal

14-02-2022

Answer:

20 units

Step-by-step explanation:

there is a theroem when a tangent and secant intersect outside a circle

as per it

CU*DU = GU^2

7.2*DU = 12*12=144

DU = 20 units

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