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Maths paper 2
2hthingshyouhneedhtohfindhthehequationhofhahlineh-hCORRECThhANSWER-1.ahpoint
2.hM,thehslopehofhthehline.
Coordinatesh-hCORRECThhANSWER-Usedhtohdescribehthehpositionhofhahpointhonhahplane
Findhdistancehbetweenhtwohpointsh-hCORRECThhANSWER-Squarehroothofh(x2-X1)*h+(y2-
y1)*h
*h=hsquared
Formulahforhequationhofhthehlineh-hCORRECThhANSWER-Y-y1=m(x-X1)
Formulahofhmidpointh-hCORRECThhANSWER-X1+x2hY1+y2
--------,h---------
h2h2
Ifhyouharehgivenhthehmidpointhandhonehofhthehotherhpointshhowhdohyouhfindhthehotherhpointh-
hCORRECThhANSWER-
Findhouthwhathyouhdidhtohgethfromhthehfirsthpointhtohthehmidpointhandhapplyhthathtohthehmidpo
inthtohgethtohthehsecondhpoint.
Slopehofhahlinehformulash-hCORRECThhANSWER-Rise.hY2-y1
------h----------
Run.hX2-X1
Whathdohyouhneedhtohfindhthehmidpointh-hCORRECThhANSWER-2hpoints
Xhaxish-hCORRECThhANSWER-Horizontalhline
Yhaxish-hCORRECThhANSWER-Verticalhline
Maths paper 2
2hthingshyouhneedhtohfindhthehequationhofhahlineh-hCORRECThhANSWER-1.ahpoint
2.hM,thehslopehofhthehline.
Coordinatesh-hCORRECThhANSWER-Usedhtohdescribehthehpositionhofhahpointhonhahplane
Findhdistancehbetweenhtwohpointsh-hCORRECThhANSWER-Squarehroothofh(x2-X1)*h+(y2-
y1)*h
*h=hsquared
Formulahforhequationhofhthehlineh-hCORRECThhANSWER-Y-y1=m(x-X1)
Formulahofhmidpointh-hCORRECThhANSWER-X1+x2hY1+y2
--------,h---------
h2h2
Ifhyouharehgivenhthehmidpointhandhonehofhthehotherhpointshhowhdohyouhfindhthehotherhpointh-
hCORRECThhANSWER-
Findhouthwhathyouhdidhtohgethfromhthehfirsthpointhtohthehmidpointhandhapplyhthathtohthehmidpo
inthtohgethtohthehsecondhpoint.
Slopehofhahlinehformulash-hCORRECThhANSWER-Rise.hY2-y1
------h----------
Run.hX2-X1
Whathdohyouhneedhtohfindhthehmidpointh-hCORRECThhANSWER-2hpoints
Xhaxish-hCORRECThhANSWER-Horizontalhline
Yhaxish-hCORRECThhANSWER-Verticalhline