Rhombus = area, diagonal

The area of a rhombus is 144 sq cm. One of its diagonals is twice the other. How long is the shorter diagonal?

Correct answer:

u2 =  12 cm

Step-by-step explanation:

S=144 cm2 u1 = 2 u2  S = 21 u1 u2 = 21 (2u2) u2 = u22  u2=S=144=12 cm



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