Secondary Schools Teacher Resources

Conversion Table

To get Poolbeg from Malin Head add 2.7 Mts.
To get Malin Head from Poolbeg subtract 2.7 Mts.
Poolbeg is physically lower than Malin Head
Poolbeg is always Feet and to 1 decimal place
Malin Head is always Meters and to 2 decimal places

Feet to Meters multiply by 0.304800749
SQ. Yards to SQ. Meters multiply by 0.836127
SQ. Meters to SQ. Yards multiply by 1.195991
Acres to Hectares multiply by 0.40469
Hectares to Acres multiply by 2.47105
SQ. Miles to SQ. Kilometers multiply by 2.59
SQ. Kilometers to SQ. Miles multiply by 0.3861
Meters to Yards multiply by 1.094
Yards to Meters multiply by 0.9144
1 yard is Equal to 0.9144 Meters.
1 SQ. Yard is Equal to 0.836127 SQ. Meters.
1 Acre is Equal to 4840 SQ Yards.
1 Acre is Equal to 4046.85468 SQ. Meters.
1 SQ. Mile is Equal to 2.589 SQ. Kilometers.
1 SQ. Mile is Equal to 640 Statute Acres.
1 SQ. Mile is Equal to 3,097,600 SQ. Yards.
1 Nautical Mile is Equal to 6076.155 FT.
1 Irish Mile is Equal to 2240 Yards.

Phoenix Park

Main Road (Chesterfield Ave.) 2 Miles and 910 Yards 4 Kilometers and 40 Meters
Perimeter Wall of Park 6.75 Miles 10 Kilometers and 863 Meters
Area of Park 1752 Acres 709 Hectares

Old Measurements

Square Measure
144 SQ. Inches = 1 SQ. Feet
9 SQ. FT = 1 SQ. Yard
30.25 SQ. Yards = 1 SQ. Perch
40 SQ. Perchs = 1 Rood
4 Roods = Acre
640 Acres = 1 SQ. Mile

Long Measure (Statute)
5.5 Yards = 1 Perch Pole Rod
40 Pers. = 1 Furlong
8 Furlong = 1 Mile
3 miles = 1 League
7 Yards = 1 Irish Perch
Avoirdupois Weight
16 Drachms = 1 Ounce

Troy Weight (Gold, Silver, Jewels)
24 Grains = 1 Pennyweight
20 Pennyweights = 1 Ounce
12 Ounces = Pound

Measure of Capacity
4 Gills or Naggins = 1 Pint
2 Pints = 1 Quart
4 Quart = 1 Gallon
2 Gallons = 1 Peck
4 Pecks = 1 Bushel
8 Bushels = 1 Quarter
5 Quarters = 1 Load Wey
4 Bushels = 1 Barrel

Table of Constants
1 Statute Mile = 1760 Yards
1 Irish Mile = 2240 Yards
11 Irish Miles = 14 Statute Miles
1 Statute Acre = 4840 SQ. Yards
1 Irish Acre = 7840 SQ. Yards
121 Irish Acres = 196 Statute Acres

Paper
24 Sheets = 1 Quire
20 Quires = 1 Ream
2 Reams = 1 Bundle

01. Where are the Highest Mountains in  Ireland?

Peak Height Range County Highest In
CARRAUNTOOHIL 1,038 Mts. MACGILLYCUDDY REEKS KERRY HIGHEST IN COUNTRY
BEENKERAGH 1,010 Mts. MACGILLYCUDDY REEKS KERRY
CAHER 1,001 Mts. MACGILLYCUDDY REEKS KERRY
MOUNT BRANDON 951 Mts. BRANDON MOUNTAINS KERRY
LUGNAQUILLA 924 Mts. WICKLOW MOUNTAINS WICKLOW HIGHEST IN LEINSTER
GALTYMORE 917 Mts. GALTY MOUNTAINS TIPPERARY
DONARD 850 Mts. MOURNE MOUNTAINS DOWN HIGHEST IN ULSTER & N.I
MWEELREA 814 Mts. MWEELREA MOUNTAINS MAYO HIGHEST IN CONNACHT
ERRIGAL 749 Mts. DERRYVEAGH MOUNTAINS DONEGAL 2nd HIGHEST IN ULSTER

02. What are the longest Rivers in Ireland?

River Length in Miles Length in Kilometres
SHANNON                   224 MILES                         (160.5 MILES OF FRESH WATER & 63.5 MILES OF TIDAL WATER) 360.5 Km
BARROW 119.5 MILES 192 Km
SUIR 114.25 MILES 184 Km
BLACKWATER 104.5 MILES 168 Km

03. What are the largest Lakes in Ireland?

Lake Area in sq Miles Area in sq Kilometres Long Wide County
LOUGH NEAGH 147 SQ. MILES 381 SQ. KM 18 MILES. (29K) 11 MILES. (18K) ANTRIM, TYRONE, ARMAGH, DERRY
LOUGH CORRIB 68 SQ. MILES 176 SQ. KM 27 ML. (43 K) 10 ML.(16K) GALWAY
LOUGH DERG 46 SQ. MILES 118 SQ. KM 24ML. (39K) 8 ML. (13K) TIPPERARY, GALWAY, CLARE
LOUGH ERNE (LR) 43 SQ. MILES 112 SQ. KM 18 ML. (29K) 12 ML. (19K) FERMANAGH
LOUGH REE 41 SQ. MILES 105 SQ. KM 16 ML. (25K) 4 ML. (7K) ROSCOMMON, LONGFORD, WESTMEATH