Answer:
21
Step-by-step explanation:
y+9 = ?
y=12
12+9=21
Y=-1/3X-1 should be correct
Answer:
∠B
∠Y
Step-by-step explanation:
we know that
In the right triangle ABC
----> opposite side to angle B divided by the adjacent side to angle B
substitute the values
Remember that
If two triangles are similar, then the corresponding sides are proportional and the corresponding angles are congruent
so
∠A=∠W
∠B=∠Y
∠C=∠Z
Answer:
Rational
Step-by-step explanation:
the rational number subset contains fractions
