Question

Find the radius of a circle whose circumference is 17.6cm
OR
The sum of two consecutive even numbers is 74. Find the numbers.​

Answer 1

Answer:

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Step-by-step explanation:

circumference = 2\pi \: rcircumference=2πr

17.6 = 2\pi \: r17.6=2πr

17.6 = 2 \times \frac{22}{7} \times r17.6=2×

7

22

×r

r = \frac{17.6 \times 7}{2 \times 22} = \frac{28}{10} = 2.8r=

2×22

17.6×7

=

10

28

=2.8

hence radius =2.8 cm

Answer 2

i hope this is helpful for you