Page 2 - HA3

5) Find the missing values:

Answers:
2
1) Area of triangle = ½ × base × height = 6 cm
2) Area of the a triangle = ½ × base × height

Area of the ΔABC = = 30 cm 2

AD = 4.6 cm
3) PR = 20 cm

4) Area of ΔABC = ½ × base × height = 27 cm 2

CE = 7.2 cm
5) a) Height of the triangle is 11.6 cm.

b) Base of the triangle is 80 mm or 8 cm.

c) Height of the triangle is 15.5 cm.