Question

A me perimeter of each of the following shapes
Ammgle af sides 3 cm 4 cm and cm
A triangle of sides 7 cm, 5.4 cm and 10.2 cm
+) An isosceles triangle with equal sides 10 cm
The lid of a rectangular box of sides 40 cm by 10
What is the length of the tape required? B.
table-top measures 2 m 25 cm by 1 m 50 cm.
Dar epuilateral triangle of side 11 cm,
rectangular piece of land measures 0.7 km b
inn. That is the length of the​

Answer 1

Answer:

please mark me a brainleast please mark me

Step-by-step explanation:

ple is a called in the answer sorry for that please

Answer 2

Answer:

33 cm

Step-by-step explanation:

MATHS

Find the perimeter of :

(a) a scalene triangle with sides 7 cm, 8 cm and 9 cm

(b) an equilateral triangle of side 2.4 m

(c) an isosceles triangle with equal sides of 12 cm each and the third side 9 cm.

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ANSWER

We know perimeter of any triangle is the sum of lengths of its sider.

a) length of sides are 7cm,8cm, and 9cm

perimeter =(7+8+9)cm

=24cm

b) Triangle is equilateral with one side as 2.4m

perimeter =(2.4+2.4+2.4)m

=7.2m

c) equal side are of 12cm and other is of 9cm

perimeter =(12+12+9)cm

=33cm