Mathematics, 09.07.2019 05:30 phillipselijah2
Concrete can be made by mixing cement, sand and gravel in the ratio 3: 6: 8. how much gravel is needed to make 850 cubic meter of concrete?
Answers: 1
Mathematics, 22.06.2019 01:10, calmicaela12s
A3cm×3cm\greend{3\,\text{cm} \times 3\,\text{cm}} 3cm×3cm start color greend, 3, space, c, m, times, 3, space, c, m, end color greend rectangle sits inside a circle with radius of 4cm\blued{4\,\text{cm}} 4cm start color blued, 4, space, c, m, end color blued . what is the area of the shaded region? round your final answer to the nearest hundredth.
Answers: 3
Concrete can be made by mixing cement, sand and gravel in the ratio 3: 6: 8. how much gravel is need...
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