Calculate the length of the circumference of a circle with diameter of 2.6cm (2dp)
2 answers:
It would be 8.17. Circumference is 2*pi*r
About 4.084
2.6/2
1.3*3.1415
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Answer:
I think A, C and D
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Step-by-step explanation:
0 is neither a rational number nor an irrational number
Answer:
Solution:
Given,
Radius(r) = 11 ft
C = ?
Now,
C = 2 × 3.14 × 11
= 70 cm
again,
C = 360°
angle = 315°
So,
C = 70 cm
or, 360° = 70 cm
or 1° = 70/360°
or 1° = 7/36
again ,
area = 7/36 × 315°
= 61.25 cm
Answer:
488 = r
Step-by-step explanation:
362 = -126 + r
126 +126
----------------
488 = r
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Step-by-step explanation:
2x²-98=0
2x²=98
x²=98/2
x²=49
x=root 49
so,x=7
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