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rodikova [14]
3 years ago
15

The perimeter of a chalkboard is 14 feet. The board is 4 feet long. How tall is it? feet

Mathematics
2 answers:
lesya692 [45]3 years ago
8 0

Answer:

3 feet tall

Step-by-step explanation:

14-4-4=6 divided by 2=3 feet tall on two side

motikmotik3 years ago
7 0

Answer:

3 feet

Step-by-step explanation:

P=2(a+b)

14=2(4+b)

14=8+2b

2b=6

b=3

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