The sides of a triangle are x cm, (x - 4) cm and (x-8) cm, respectively. If the cosine
of the largest angle is . calculate the
angles of the triangle. (WAEC)​

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

Find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible

Use the given information to determine the exact trigonometric value.