SLEUTH

/slo͞oTH/

noun

a person who investigates crimes; a detective.

PERPETRATOR – per·pe·tra·tor

/ˈpərpəˌtrādər/

noun: perpetrator; plural noun: perpetrators

a person who carries out a harmful, illegal, or immoral act.: “the perpetrators of this horrific crime must be brought to justice”.

DIGIT – dig·it

/ˈdijit/

noun

plural noun: digits

any of the numerals from 0 to 9, especially when forming part of a number.

PRODUCT – prod·uct

/ˈprädəkt/

noun

a quantity obtained by multiplying quantities together

RIGHT ANGLE – right an·gle

/ˈˌrīd ˈˌaNGɡəl/

noun: right angle; plural noun: right angles

an angle of 90°, as in a corner of a square or at the intersection of two perpendicular straight lines.

TRIANGLE – tri·an·gle

/ˈtrīˌaNGɡəl/

noun: triangle; plural noun: triangles

a plane figure with three straight sides and three angles.

FRACTION BAR – frac·tion bar

/ˈfrakSH(ə)n//bär/

noun

A Fraction is a numerical quantity that is not a whole number and the bar is the barrier separating the top number or numerator from the bottom number or denominator. Example: ½

ROUND – round

/round/

To alter (a number) to one less exact but more convenient for calculations.: “we’ll round the weight up to the nearest pound” “the committee rounded down the figure” “let’s just round it off to an even ten dollars”.

COLLABORATE – col·lab·o·rate

/kəˈlabəˌrāt/

verb

Work jointly on an activity, especially to produce or create something.

“He collaborated with a distinguished painter on the designs.”