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daser333 [38]
3 years ago
12

PLZ HELP! ASAP NEED A GOOD GRADE

Mathematics
2 answers:
babymother [125]3 years ago
8 0

Answer:

20

Step-by-step explanation:

first find missing side of triangle

a^2 + b^2 = c^2

4^2 + 2^2 = c^2

16+4=c^2

20=c^2

sdas [7]3 years ago
4 0

Answer:

20

Step-by-step explanation:

Side of the square = hypotenuse of triangle = √(4² + 2²)=√(16 + 4)=√(20)

Area of a square = (side)² = (√20)² = 20 units²

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I hope this helps!
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