A rectangular pieces of cardboard is 40m wide. The length of the diagonal is 50m. What is the area of the cardboard?
Answers
Answered by
1
Answer:
200 m u have to multiply
Answered by
3
Answer: 1200
Step-by-step explanation:
width of cardboard = 40m
diagnol = 50m
according to question : b = 40 m , diagonal = 50m = d
using pythogors theoram we know :
d^2 = b^2 + l^2
50^2 = 40^2 + l^2
solving we get l = 30 m
now area of cardboard = l * b = 30 * 40 = 1200
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