Answer:
21
Step-by-step explanation:
(7x2)+(1.5x2)+(2x2)
D..the diagonals bisect each other.
Since bisectors divide the diagonals equally in two parts.
so the right answer is of option D
Have a great day and hope this helps!!!
Look at the picture.
cross multiply
|QR| = 13cm + 8cm = 21 cm
x = -2
2(4x+8)
= 8x+16
8x+16 = 0
-16 -16
8x = -16 (do -16÷8 & get)
