help please i will give brainlest

Answer:
perimeter of quadrant circle=1/4×pi×radius
""""" =1/4×3.14×10
perimeter of quadrant circle= 7.85cm
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Answer:
[tex]5\pi[/tex]
Step-by-step explanation:
Circle perimeter: 2[tex]\pi[/tex]r
You get [tex]\frac{1}{4}[/tex] of circle perimeter
So: Circle perimeter = 2*[tex]\pi[/tex]*10=20[tex]\pi[/tex]
and: [tex]\frac{20\pi }{4}=5\pi[/tex]