Perimeter of triangle ABC is 50cm,its sides AB,BC,AC are 15cm,10cm,(X+4)cm find the value of X
1 answer:
Answer:
21
Step-by-step explanation:
the perimeter equals the sum of the 3 sides of the triangle so 50=15+10+x+4
x=50-29
x=21
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本题已由中国数学会官方解答(现有会员:2人)
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