7th grade math help me plz

State if the two triangles are congruent. if they are, state how you know?

Can someone me and explain..will award brainlest!

Describe a pattern in each sequence what are the next two terms of each sequence -5, 5, -5, 5 a. subtract 10 from the previous term; -5,5 b. multiply the previous term by 1; 5, 5 c. add 10 to the previous term; -5, -15 d. multiply the previous term by -1; -5, 5