Helaethiad Wrth weithio gyda helaethiadau, bydd rhaid gwybod y [ffactor graddfa] a’r [canol] helaethiad. Mae’r ffactor graddfa yn dweud wrthym [o faint] mae’r gwrthrych wedi ei helaethu. Y canol helaethiad ydy’r [pwynt] y byddwn yn mesur yr helaethiad ohono. Enlargement When working out enlargements, you will need to know the [scale factor] and [centre] of enlargement. The scale factor tells us [by how much] the object has been enlarged. The centre of enlargement tells us [where] the enlargement is being measured from..

Missing word1-Helaethu

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