Compute the average (mean) from the data shown. (round to the nearest tenth)
1 answer:
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Solution:
Formula of perimeter =
So, 2W + 2H = 32.4 ... (1)
Ratio = 5:4
So,
4W - 5H = 0 ... (2)
Solve equation (1) and (2).
W = 9.0 and H = 7.2
Use the Pythagorean theorem,
D = 11.52
D = 11.5
Hence, the measure of diagonal is 11.5 inches.