Question

Exercise
Find the perimeter of triangles with sides:
(a) 6 cm, 7 cm, 3 cm
(b) 8.5 cm, 3.5 cm, 6 cm
(c) 3 cm, 4 cm, 6.5 cm
(d) 4.5 cm, 6.3 cm, 8 cm
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Find the perimeter of:
(a) an isosceles triangle with equal sides 5.7 cm and third side 8 cm.
b) an equilateral triangle with side 9.2 cm.
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SI
he perimeter of a triangle is 20 cm. If two of its sides are 4.2 cm
cm respectively, find the third side.
primeter of an equilateral triangle is 18.3 cm. Find the length o​

Answer 1

Answer:

a)16cm

b)18cm

c)13.5cm

d)18.8cm

a)19.4cm

b)27.6cm

the third side is 11.6cm