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Populaire Word Problems >

Find the area and the circonférence of a circle with radius 4 mm. Write your answers in terms of pi, and be sure to include the correct units in your answers.

Solution

F in d t h e a re a an d t h e c i rc u m f ere n ce o f a c i rc l e w i t h r a d i u s 4 mm . W r i t e yo u r an s w ers in t er m s o f π, an d b e s u re t o in c l u d e t h e correc t u ni t s in yo u r an s w ers .

Solution

a re a : 16 π m m^{2}

c i rc u m f ere n ce : 8 π mm

+1

Décimale

50.26548 \dots, 25.13274 \dots

étapes des solutions

Cercle de surface donnée

r = 4 : A = 16 π

Cercle de circonférence donnée

r = 4 : C = 8 π

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