Year 15 · Mathematics · Lesson 27
flatrum
Areas and Volumes — Calculate area and volume.
Grammar point
Area is length fald width; volume adds height. Results are stated with vag.
Vocabulary
hoyd
/hoyd/
height
kvadrat
/kvaˈdrat/
square
kub
/kuːb/
cube
flat
/flat/
area
rum
/rum/
volume
mal-tal
/ˈmaːltal/
measurement figure
Examples
þri fald fjor: flat tva-tin-ok-tva kvadrat vag.
Three by four gives an area of twelve squares.
rum-et lang, breid ok hoyd fald-a vag.
Volume is length times width times height.
Drills
- Calculate the area of six surfaces.
- Calculate the volume of three solids.