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Davina
Questions (7)
Calculate the approximate mass in kg of 2-m length of cylindrical clay pipe of external and internal diameters 15cm and 12cm.
1 answer
51 views
A cylindrical pipe made of metal is 3cm thick if the internal radius of pipe is 10cm find the volume of the metal used in making
1 answer
66 views
Solve the following pair of simultaneous equation: 3p + q = 9; 4p – 2q = 7.
2 answers
120 views
3p + q = 9
1 answer
74 views
A boy on the top of a building observes that the angle of depression of a goat
on the horizontal ground is 470. If the goat is
1 answer
129 views
A ladder 5cm long leans against a vertical wall so that it makes an angle of 60 degree with the horizontal ground. Calculate how
1 answer
147 views
D is proportional to the square of V. If D=13.5 when v=3
a. Write D in terms of v b.calculate the value of D when V=2
2 answers
97 views
