B, C and D are points on a circle, centre O. AB and AD are tangents to the circle.
Angle BCD=x
Find an expression for the size of angle BAD in terms of x.
Give your answer in its simplest form.
Give reasons for each stage of your working.

Hillel is juggling flaming torches to raise money for charity. his initial appearance raises $500\$500 $500 , and he raises $15\$15 $15 for each minute of juggling performance. the amount rr r of money hillel raises is a function of tt t , the length of his performance in minutes. write the function's formula.

What is the volume of the cone to the nearest cubic millimeter? (use π  = 3.14) a) 46 mm3 b) 128 mm3 c) 183 mm3 d) 275 mm3 diameter = 5 mm height = 7 mm how do you do this problem step by step?

Select the two pairs of figures that are similar.