Answer:
11y + 1z
Step-by-step explanation:
Like terms are ones that have the same variable (or set of variables).
8y - 4z + 3y + 5z
= (8 +3)y +(-4 +5)z
= 11y +1z
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Usually written as 11y+z.
The answer is 1, just use a calculator.
Answer:
Identify the known ratio and the unknown ratio.
Set up the proportion.
Cross-multiply and solve.
Check the answer by plugging the result into the unknown ratio.
Answer:
Answer:
quadrilateral 1 and quadrilateral 2 NOT CONGRUENT
quadrilateral 1 and quadrilateral 3 CONGRUENT
quadrilateral 1 and quadrilateral 4 CONGRUENT
quadrilateral 2 and quadrilateral 3 NOT CONGRUENT
quadrilateral 2 and quadrilateral 4 NOT CONGRUENT
quadrilateral 3 and quadrilateral 4 CONGRUENT
Step-by-step explanation:
quadrilateral 1 and quadrilateral 2 NOT CONGRUENT
quadrilateral 1 and quadrilateral 3 CONGRUENT:
rigid motion: reflection
axis of reflection: y=x
quadrilateral 1 and quadrilateral 4 CONGRUENT:
rigid motions: translation and reflection
axis of reflection y=0
quadrilateral 2 and quadrilateral 3 NOT CONGRUENT
quadrilateral 2 and quadrilateral 4 NOT CONGRUENT
quadrilateral 3 and quadrilateral 4 CONGRUENT:
rigid motions: translation and reflection
axis of reflection: x=0
