Logan earned $8 for each dog he walked last summer. This summer, he raised his fee to $9 per dog. Express the change in Logan’s
1 answer:
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Solution:
x y ║ z w→→Given
Also, x z is a transversal, that intercepts x y and z w.
So, ∠ x z w=∠z x y→→Alternate interior angles as, x y ║ z w.
Also, v is point of intersection of x z and y w.
∠ x v y ≅ ∠ z v w→→[ Vertically opposite angles]
So,→→ Δ x y v ~ Δ z w v⇒⇒[Angle-Angle Similarity]
Answer:
Step-by-step explanation:
1. regroup terms
2. Rewrite as
and 343 as
3. Since both terms are perfect cubes, factor using the sum of cubes formula, , where
and
4. Factor out of
5. Regroup
6. Factor again