Find a question by chapter.
Past Exam papers, Mark Scheme and Solutions
Account management made cool.
For over 5 years, we pride ourselves on our commitment to excellence, as well as our ability to deliver for our customers.
A large dice has a side length of 9.2 cm. Estimate the surface area of the cube.
Solution: Surface area of cube = 6a2
⇒( 9.2)2 = 9.2 x 9.2 =84.64 approximate value can be taken as 85.
⇒6 x 85 = 610 cm2.