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Similarity
(b)
(a) If AD = 4 dm, AB = 8 dm and
DE = 10 dm, find the value of
BC.
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(b) If AE = 5 cm, AC = 15 cm,
Mathematics for Secondary Schools (c) If AD = 7 cm, DE = 11 dm, 13. In each of the following pairs of
BC = 24 cm, find the value of
DE.
figures, which triangles are similar?
Calculate the lengths of the sides
dm,
and angles which are not given.
BC = 22 dm, find the value of
BD.
(d) If BD = 9 dm, DE = 20 dm, (a)
BC = 35 dm, find the value of
AD.
(e) If AD = 10 cm, DE = 24 cm,
BC = 84 cm, find the value of
AB.
(f) If AE = 3 cm, DE = 3 cm,
BC = 7 cm, find the value of
CE.
12. Determine the values of x and y in
the following figures: (b)
(a)
58
Student's Book Form Two
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MATHEMATIC F2 v5.indd 58 11/10/2024 20:11:45
MATHEMATIC F2 v5.indd 58
