(x,y)
(3.5,10.5) this is where they meet
Adriana is 12. You divide her dad's age by 3 to get 1/3 her dad's age
All you do is add them all together...
20 + 11.4 + 11.4 + 4.5 + 4.5 + 0.45 + 0.45 + 0.45 + 0.45 = 53.6Kg
(note that 0.45 is 450g in Kg, When adding things such as weight or length you want to make sure that they are all in the same unit)
In ∆PTQ
Apply Pythagorean theorem



In ∆TRQ



- PR=PT+TR=10.3+17.9=28.2cm
Now
Area:-




Answer:
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Step-by-step explanation: