Answer:
A=266CM
Step-by-step explanation:
p=2l + 2w l=2x+1 w=x+5
66=2[2x+1] + 2{x+5] l=2x9 + 1 w=9+5
66=4x+2 + 2x+10 l=18+1 w=14
66=6x+12 l=19
66-12=6x
54=6x A=L x W
x=9 A=19 x 14
A=266CM
Answer:
BC= 1.92837
Step-by-step explanation:
sin40=0.64279
or,perpendicular(BC)<em>/</em>hypotenuse(AB)=0.64279
or,BC/AB=0.64279
or,BC/3=0.64279
or,BC=0.64279 x 3
:.BC=1.92837 <u>ans</u>
This is a Fibonacci sequence:
6, 7, 13, 20, 33, 53, 86, 139, 225, ...