Easy Math Problems, Please Solve Them For Me.
1. The diameter of a circle is 8 cm. Find its (a) radius and (b) circumference step by step.
2. The diameter of a circle is 6 cm. Find its (a) diameter and (b) circumference step by step.
Please Help Me. I seriously need help.
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Answers
Answered by
0
Step-by-step explanation:
1.(a)
d= 8cm
r=d/2
= 8/2
= 4cm
(b)
circumference of circle = 2πr
= 2 × 22/7 × 4
= 176/7 cm
2.(a)
diameter = 6cm (given)
{if your question is to find radius instead of diameter (mistake) = r = d/2 = 6/2 = 3cm}
(b)
circumference of circle = 2πr
= 2× 22/7 × 3
= 132/7 cm
Answered by
0
Answer:
(1)a. r=d/2
=8/2
=4cm
b.C=2×(22/7)×4
=352/7
=50.26 cm
(2)a.d=6 cm
It's given in question
r=3 cm
b.C=2×(22/7)×3
=132/7
=18.66 cm
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