In the triangle XYZ XM is the altitude from X t... - WAEC Mathematics 1997 Question
In the triangle XYZ , XM is the altitude from X to YZ.XY = 13cm, XZ = 15cm and YM = 5cm. Find the length of YZ
A
9cm
B
12cm
C
14cm
D
19.85cm
correct option: c
XM = √132 - 52 = 12cm
MZ = 152 - 122 = 9cm
YZ = 9 + 5 = 14cm
MZ = 152 - 122 = 9cm
YZ = 9 + 5 = 14cm
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