Numbers can be rounded to significant figures. Numbers which are significant are usually non-zero numbers. Zeros can become significant however under two conditions.
On board a ship the game of snooker is played with coloured discs instead of balls in case the sea is rough.
The volume of the disc is 37.9cm3.
If the disc has a radius of 2.5cm, calculate the height of it. Round your answer to 1 d.p.
A bread bin is in the shape of a prism.
The cross section of the bread bin consists of a rectangle 22cm by 12cm and a right-angled triangle.
Calculate the volume of the bread bin. Give your answer correct to 2 s.f.
How many significant figures are there in the number 41.0?
Round 4499 correct to 1 significant figure.
Round 0.000785 correct to 1 significant figure
Round 0.049999 correct to 3 significant figures.
Round 3.141592653 to four significant figures.
Round 3.141592653 to five significant figures.
What is 0.060307 rounded to three significant figures?
What is 0.060307 rounded to four significant figures?