Question

a is the point (1,2), b(3,2) and c(1,5). Find ABC.

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Secondary SchoolMath 5 points

A(1,-4),B(3,2)and C(-1,2)are the vertices of Triangle ABC and D is the mid point of BC. If P is a point on AD such that AP/PD=2/1,then find the coordinates of P.

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rathika1

rathika1 Ambitious

A(1,-4) B(3,2) C(-1,2) D(x, y)

x = x↓2 + x↓1 / 2

= -1 + 3 / 2

x = 1

y = y↓2 + y↓1 / 2

= 2 + 2 / 2

y = 2

D(1,2)

A(1,-4) B(3,2) C(-1,2) P(x, y)

x = m↓1x↓2 + m↓2x↓1 / 2

= 2 × 2 + 1 × 1 / 3

x = 1

y = m↓1y↓2 + m↓2y↓1 / 2

= 2 × 2 + 1 × -1 /2

y = 0

Coordinate is P(1,0)