3 years ago

Please help please??i need this doneee please

Mathematics

2 answers:

goldfiish [28.3K]3 years ago

4 0

Answer:

18.84

Step-by-step explanation:

Arc length = r × theta

4 × 3pi/2

4 × 3 × 3.14/2

18.84

dolphi86 [110]3 years ago

3 0

Answer:

6pi

Step-by-step explanation:

First find the circumference of the entire circle

C = 2*pi*r

C = 2*pi*4

C = 8pi

We have 3/4 of the circle so multiply the circumference by the fraction of the circle

3/4*8pi

6pi

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