1) m : n = 1 : 4, n : p = 4 : 5. If p =1000, find m. 2) The circumference of a circle is 1, find the central angle corresponding to the arc which 2/5 long
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Originally Posted by sri340 1) m : n = 1 : 4, n : p = 4 : 5. If p =1000, find m. n: p = 4:5 so 5n = 4p = 4(1000) = 4000 thus n = 800 Again m:n = 1:4 so 4m = n = 800 thus m = 200 -Dan
Originally Posted by sri340 1) m : n = 1 : 4, n : p = 4 : 5. If p =1000, find m. you have you also have but we found that thus, now continue 2) The circumference of a circle is 1, find the central angle corresponding to the arc which 2/5 long do you work in radians or degrees?
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