State whether state whether the transformation appears to be a rigid motion. explainthe transformation appears to be a rigid motion. explain

Given the equation negative 4 square root x minus 3 equals 12

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

What is the exact volume of the cone? (height is 9 cm, the radius is 15 cm)