Plot the points A(1,1),B(-1,5),C(7,9) and D(9,5).Name the type of figure ABcD. In which quadrant rhe point of intersectuon of diagonals lie ?

a

step-by-step explanation:

maya’s expression will generate the wrong sum because she violated the commutative property.

step-by-step explanation:

a reflection across the x axis and a 90 degree rotation left and right.

answer: - (a)

(b) 88 seats

step-by-step explanation:

given: in an auditorium, there are 22 seats in the first row and 28 seats in the second row.

thus first term=

second term=

the number of seats in a row continues to increase by 6 with each additional row.

⇒d= 6

a) given formula :

b)   let the number of seats (n) = 12

substitute n=12 in the explicit rule formed in (a)

∴there are 88 seats in 12 rows.