Evaluate 6t - 20-32u when t = 6 and u = 1/5

True or false? many triangular shapes can be circumscribed about a given circle

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

Find the value of x. round the length to the nearest tenth