It is: 42 rounded to the nearest whole number
42
40
42
42
42.
When rounding 42 to the nearest whole number, you look at the digit in the tenths place, which is 2. Since 2 is less than 5, you round down. Therefore, 42 rounded to the nearest whole number is 42.
1.8261
Their least common multiple is 42.
259/42 = 6.2 so the least whole number is 7.
cos (42 degrees) = 0.74314 (rounded) cos (42 radians) = -0.4 (rounded) cos (42 grads) = 0.79015 (rounded)
168