Answer:
C) SAS
Step-by-step explanation:
» These two triangles have same side and same angle

Answer:
may 22
Step-by-step explanation:
2. Definition of perpendicular lines
3. Given
4. SD and DS are congruent
5. HL theorem
7/98 = 15/x so if you cross multiply and divide you get 15(98) divided by 7 which means x=86.47...