Me! what is the area of sector ghj, given that θ=pi/4 radians and has a radius of 5cm? express your answer in terms of π and as a decimal rounded to the nearest tenth. show your work.

What expression is equivalent to 1/2(2+3x-6)

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

How many kilograms of a 5% salt solution and how many kilograms of a 15% salt solution must be mixed together to make 45kg of an 8% salt solution?