Question

An iron pipe 20 cm has exterior diameter equal to 14 cm. If the thickness of the pipe is 1 cm, then the whole surface of the pipe is. ​

Answer 1

Answer:

the cost of 7 chairs are equal to cost of 2 tables.if the cost of 6 Aand 5 tables is 10575 find cost of 12 chairsIn quadrilateral ABCD ,angle B=90degree,angle C -angle D=60 degree and angle A -angle C- angle D=10 degree.Find all angles

Step-by-step explanation:

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