Respuesta :

Answer:

87.92

Step-by-step explanation:

3.14(a²+ab)=

Plugging in values for a and b

3.14(4²+4×3)=

3.14(16+12)=

3.14(28)=

87.92

TheAnimeGirl

Answer:

87.92

Given,

a=4

b=3

Nowz

[tex]3.14( {a}^{2} + ab) \\ = 3.14( {4}^{2} + 4 \times 3) \\ = 3.14(16 + 12) \\ = 3.14 \times 28 \\ = 87.92[/tex]

hope this helps .

Good luck on your assignment...

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