
Roliga timmen - Utmaning - Siffran 15
Siffrorna i varje rad, kolumn och diagonal ska bli 15
Publisher: Texas Instruments Sverige | Education Technology
Område: Mathematics

Investigate the ratio of perimeter to diameter for regular polygons.
Publisher: Texas Instruments UK
Editor: Barrie Galpin
Område: Mathematics

Recognise a quadratic in a realistic context and solve an optimisation problem
Publisher: Texas Instruments UK
Editor: Barrie Galpin
Author: Allan Duncan
Område: Mathematics

Investigate relationships between radii of the semicircles and the perimeter and area of this interesting shape
Publisher: Texas Instruments UK
Editor: Barrie Galpin
Author: Allan Duncan
Område: Mathematics