Question

Find the area of an equilateral triangle each of whose sides measures
(1) 18 cm
​

Answer 1

(i) 18 cm

Area of the equilateral triangle =

(√3)/4) × (sides)² sq. Units

=> (1.73/4) × (18)² [because √3 = 1.73]

=> (1.73 × 324)/4

=> 140.13 cm²

Answer 2

Step-by-step explanation:

Activity 1 write thesuperlative forms of the following Adjectives: