Mathematics, 31.12.2019 02:31 jaretktm2449
The intensity of light hitting an object, l, varies inversely with the square of the distance, d, between the light source and the illuminated object. which of the following expresses this mathematically? (the term k is a constant.) l = d/k ld2 = k l = d2/k l = kd2
Answers: 3
Mathematics, 22.06.2019 05:00, Dweath50
Two trains leave a station on different tracks. the tracks make an angle of 130°, with the station as a vertex. the first train travels 100 km and makes its first stop at point a, while the second train travels 200 km and makes it first stop at point b. how far apart are the trains when both are at their first stop? round the answer to the nearest integer. a) 65 km b) 139 km c) 224 km d) 275 km
Answers: 2
Mathematics, 22.06.2019 05:10, aliviadushane
In triangle abc, w is the centroid and be = 9. find bw. a. 3 b. 6 c. 9 d. 18
Answers: 2
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