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Help me please i don't uderstand

Help me please i don't uderstand-example-1
User Jimwan
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1 Answer

1 vote

Answer:

(a) d = 2.1 (b) a = 8.7

Explanation:


d^(2)+d^(2) = 3^(2)


2d^(2) = 9\\d = \sqrt[2]{9/2} = 2.1

The hypotenuse = 5*2 = 10


5^(2) + a^(2) = 10^(2)\\a^(2) = 100 - 25 = 75\\a = √(75) = 8.7

User Whypee
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