Let angle D be and acute angle such that cos(D)=0.64. Use a calculator to approximate the measure of angle D to the nearest tenth of a degree.

3

step-by-step explanation:

because where the point where the 2 lines intersect is (3,-1) the x value is 3

answer is 1

step-by-step explanation:

chemists are often responsible for designing a chemical reaction and analyzing the products obtained from it. one significant part of designing a chemical reaction is determining the amount of each reactant that is needed and the amount of each product that will be produced. in order to do so, chemists use stoichiometry, the quantitative relationships between reactants and products.