A logo is drawn inside a rectangle. It is made up of four congruent triangles,
16cm
21cm
What fraction of the rectangle is covered by
the triangles?

a

step-by-step explanation:

the answer is a

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis:

should have been evaluated with one odd value and one even value. the expressions have equivalent values when . when , the first expression has a value of 3 and the second

step-by-step explanation: