Answer is 100.48
16*2=32 diameter
32*3.14=10..48
A dense, destructive mass of very hot ash, lava fragments, and gases ejected explosively from a volcano and typically flowing downslope at great speed.
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Answer:
<u><em>Soon India will be the largest individual donor to the global demographic change. Demographic wise in 2025 India will do better than China as the world's largest country according to the U.S Census Bureau predicts. This means that India in the next 20 years will be having an economic challenge as the population rises in the future.</em></u>
Explanation:
The answers a push factor and renewable resource