Find the perimeter of a rectangle whose breadth is 12m and diagonal 20m. please give explanation also
Answers
Answered by
1
Step-by-step explanation:
Let length of rectangle = L
breadth of rectangle, B = 12m
Diagnol, D = 20m
D^2 = L^2 + B^2 ( bcz all angels are 90°, so one diagnol divide rectangle into 2 right triangle)
L^2 = 400 - 144 = 256
L = 16 m
Perimeter = 2(L+B) = 2(16+12) = 2(28) = 56m
Answered by
2
Answer:
hope it is helpful
mark me as brainlist
pls follow I will follow back
Attachments:
Similar questions