shawndahanford shawndahanford

15-05-2021
Mathematics

contestada

The black triangles are similar. Find the value of x.

No links please!!

The black triangles are similar Find the value of x No links please class=

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sqdancefan sqdancefan

18-05-2021

9514 1404 393

Answer:

16

Step-by-step explanation:

The altitude of the triangle is 12/21 = 4/7 of the marked side. If we assume that the marked sides are the ones that are corresponding, then ...

x = (4/7)(28)

x = 16

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