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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.1SEE ANSWER |
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Answer» 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 |
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