In the figure, δabc ~ δdef. solve for x. triangles abc and def. angles b and e are congruent and measure 160 degrees. ab measures x. bc measures 16. de measures 3. ef measures 8.

a. x = 1.5
b. x = 6
c. x = 4
d. x = 5.5

What is histamine and what is its role in allergic reactions

How does land development destroy ecosystems? it increases human carrying capacity too rapidly. it converts them into residential or agricultural areas. it forces humans to import non-native plants and animals. it expands the natural range of native wildlife species.

Astudent conducts an experiment to determine how the amount of water given to a plant affects it growth what is the dependent variable for this experiment