Suppose x=18,y=24, and z=30 in the figure, which is not drawn to scale. Determine the following values. Enter exact answers (as fractions), not decimal approximations. (e. g., enter 1/2 not 0.5) cos(θ)= 

sin(θ)=  

tan(θ)=   

cos(ϕ)=  

sin(ϕ)= 

tan(ϕ)= 

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(a) calculate the molarity of a solution that contains 0.0345 mol nh4cl in 400 ml of solution. (b) how many moles of hno3 are present in 35.0 ml of a 2.20 m solution of nitric acid? (c) how many milliliters of 1.50 m koh solution are needed to supply 0.125 mil of koh ?

5.(04.07) two different plants grow each year at different rates, which are represented by the functions f(x) = 4* and g(x) = 5x + 2. what is the first year the f(x) height is greater than the g(x) height? year 3 year 0 year 2 year 1

In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?