Answer:
tan65°
Step-by-step explanation:
Sorry Im in 6th but i still have no idea......
Answer:
10y^3+6y
Step-by-step explanation:
I will only be writing the reasons for each and you can respond if you need clarification for anything:
1. given
2. opposite sides of a parallelogram are congruent (and a rectangle is a parallelogram so the properties apply)
3. def rectangle
4. SAS (side angle side congruence theorem)
5. CPCTC (congruent parts of congruent triangles are congruent)
