Arwynebedd sgwar, petryal a paralelogram

Beth yw fformiwla arwynebedd sgwar?

What is the formula for area of a square?

• Hyd x lled

  Length x width

• Hyd x uchder

  Length x height

• Uchder x lled

  Height x width

• Hyd + lled

  Length x width

Beth yw fformiwla arwynebedd petryal?

What is the formula for area of a rectangle?

• hyd + lled

  length + width

• uchder x hyd

  heigth x length

• lled x uchder

  width x height

• hyd x lled

  length x width

Beth yw fformiwla arwynebedd paralelogram?

What is the formula for area of a paralellogram?

• hyd x lled

  length x width

• uchder x hyd

  height x length

• uchder x lled

  height x width

• sail x uchder

  base x height

Beth arwynebedd y siap yma?

What is the area of this shape?

• 4 x 4 = 16cm²​

• 4 x 4 = 16m²​

• 16m²​

• 4 + 4 + 4 + 4 = 16m

Beth arwynebedd y siap yma?

What is the area of this shape?

• 10 + 10 + 6 + 6 = 32cm

• 10 x 6 = 60cm²​

• 10 x 6 = 60cm

• 10 + 6 = 16cm

Beth arwynebedd y siap yma?

What is the area of this shape?

• 8 + 3 = 11cm

• 8 x 3 = 24cm²​

• 8 + 3 + 8 + 3 = 22cm

• 8 x 3 = 24cm

Beth arwynebedd y siap yma?

What is the area of this shape?

• 4 x 3 = 12cm²​

• 4 x 3 = 12cm

• 4 + 3 = 7cm

• 4 + 4 + 3 + 3 =14cm

Beth arwynebedd y siap yma?

What is the area of this shape?

• 11 + 4 = 14cm

• 11 x 4 = 44cm²​

• 11 x 4 = 44cm

• 11 + 11 + 4 + 4 =30cm

Beth arwynebedd y siap yma?

What is the area of this shape?

• 3 x 2 = 6cm²​

• 5 x 2 = 10cm²​

• 5 x 3 = 15cm²​

• 5 + 2 + 3 = 10cm

Beth arwynebedd y siap yma?

What is the area of this shape?

• 8 x 10 = 80cm²​

• 9 x 10 = 90cm²​

• 10 x 10 = 100cm²​

• 8 x 9 = 72cm²​