Chapter 6:Pythagoras’ Theorem
Right-angled triangle
FIGURE 1 FIGURE 2 FIGURE 3 FIGURE 4
FIGURE 5 FIGURE 6 FIGURE 7 FIGURE 8
FIGURE 1 FIGURE 3FIGURE 4
FIGURE 5FIGURE 6 FIGURE 7FIGURE 8
FIGURE 2
OBJECT OFNON RIGHT-ANGLED TRIANGLES
OBJECT OF RIGHT-ANGLED TRIANGLES
GREEK MATHEMATICIAN PYTHAGORAS OF SAMOS
Hypotenuse
TriangleName each sides of the
triangleIdentify the hypotenuse
Write down the relationship
between the sides of right-angled triangle based on Pythagoras
Theorem
qr
p
1213
5
EG
F
p q r r r2 = p2 + q2
12 5 13 13 132 = 122 + 52
EF FG EG EG EG2 = EF2 + FG2