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If the perimeter of a rectangular picture frame must be less than 240 in., and the width is 30 in., what must the height h of the frame be?

Sagot :

Answer:

64

Step-by-step explanation:

w = width

h = height

2(w+h) < 200

w + h < 100

since w = 36, then

36 + h < 100

h = 100 - 36

h = 64