Question

find the perimeter of parallegram whose base 15 m and height 4 cm
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Answer 1

Answer:

x+y=4

x-y=2

add equation x+y=4 and x-y=2

x+y=4

x-y=2

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2x=6

x=6/2

x=3

put x=3 in equation x+y=4

x+y=4

3+y=4

y=4-3

y=1. .

Answer 2

Answer:

correct answer is 30 please mark me as brainliest