Answer:
105
Step-by-step explanation:
Let the angle of B be x
According to the question,
5x+x=90
or, 6x=90
or, x=15
The angle of B is 15
The angle of A is (15*5)=75
The supplementary angle of A is
(180-75)=105
P=2L+2w
P=2(4.5t+9)+2(7t-4.5)
P=9t+18+14t-9
P=23t+9 feet
04×100,06×10,01×1
set this equation