If ∠A is a complementary angle of ∠B and ∠C is a complementary angle of ∠B, then which of the following statements is true?
A). ∠A + ∠C ≅ ∠B
B). ∠B ≅ ∠C
C). ∠A ≅ ∠B
D. ∠A ≅ ∠C

Will give brainliest series to sigma notation write the following series in sigma notation. 6+10+14+18+22+26+30 example image shown below.

Solve the equation using the given values: x= -2.5; y= -7.51. 2xy + 2x²

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me