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23-02-2021
Mathematics

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The area of the green square is 9ft. The area of the yellow square is 25 ft.

What is the area of the red square (labelled "b" in the diagram)?

A)5 ft²
B)16 ft2
C)81 ft2
D)128 ft2

The area of the green square is 9ft The area of the yellow square is 25 ft What is the area of the red square labelled b in the diagram A5 ft B16 ft2 C81 ft2 D1 class=

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mehribanbgrv mehribanbgrv

23-02-2021

Answer:

B

Step-by-step explanation:

a²+b²=c²

3²+b²=5²

b²=5²-3²

b²=25-9=16 answer is 16

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