Question

Class 7
Long Answer Type Question 4x3=12
Q1. The perimeter of triangle is 50cm. Its sides AB, BC and AC are respectively !%cm, 10cm,and x+4 cm.
Find the value of x.
(OR)​

Answer 1

Answer:

21

Step-by-step explanation:

Perimeter = 50 cm

Therefore,

15+10+x+4=50

29+x=50

x=21

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Answer 2

Answer:

x = 36

Step-by-step explanation:

10 cm+ x + 4cm =50

10 + X = 50 - 4

10 +x =46

x = 46 - 10

x = 36