28-07-2022
Mathematics

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Pls help with b

The diameters of two circular pulleys are 6cm and 12 cm, and their centres
are 10cm apart.

a. Angle a = 72.54 degrees

b. Hence find, in centimetres correct to one decimal place, the length of a
taut belt around the two pulleys

Pls help with b The diameters of two circular pulleys are 6cm and 12 cm and their centres are 10cm apart a Angle a 7254 degrees b Hence find in centimetres corr class=

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28-07-2022

Which grade is that? 9 or 10?

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