1. What is the area of a rectangular crystal face that has one side measuring 3.4 cm and one side measuring 4.2 cm?

Mathematics · Middle School · Mon Jan 18 2021

Answered on

Formula :

Area of rectangle = Length × Width 

We have,

Length = 3.4 cm

Width = 4.2 cm

So, Area = (3.4 × 4.2 ) cm²

= 14.28 cm²