Answer:
35
Step-by-step explanation:
35
What is 50 percent (calculated percentage %) of number 70? Answer: 35.
I'm not sure what the ray exactly is but some examples of ray names are ray RT or ray TR. You basically switch the letters.
Answer:
∠B ≅ ∠Y △ABC ~ △ZYX by the SAS similarity theorem.
Step-by-step explanation:
1.
units
units
units
units, then

2.
and
are right angles - given
3.
two right angles are always congruent.
4.
by SAS similarity theorem.
SAS Similarity Theorem states that if two sides in one triangle are proportional to two sides in another triangle and the included angle in both are congruent, then the two triangles are similar.
B
Step-by-step explanation: