Triangle branch length

The right triangle has an area of 225 cm2. One of its legs is twice the length of the other. Find the lengths of its legs.

Final Answer:

a =  30 cm
b =  15 cm

Step-by-step explanation:

S=225 cm2 S = 2ab a=2b 2 S = a  a/2  a2=4 S=4 225=900  a=2 S=2 225=30 cm
b=a/2=30/2=15 cm

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