calculate area of these slotted holes?

Calculate Area of a slot? area of slot Book a delivery slot with Iceland and receive your order at a time that suits you Enjoy next day delivery when you spend £40 on your next basket area slot เข้าสู่ระบบ SLOT HOLES PARALLEL LINE Open area %: P= SLOT HOLES STAGGERED PITCH Open area % : P= 2 *[ * C + (0,785

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