fashionmonarch fashionmonarch

22-02-2018
Mathematics

contestada

A cone is made from a sector of a circle with radius 7.5 cm and central angle 120. Calculate the radius of the circular base of cone.

Respuesta :

sqdancefan sqdancefan

22-02-2018

The circumference of the cone is 1/3 the circumference of the circle from which it is cut, so its radius will be 1/3*7.5 cm = 2.5 cm.

Answer Link

Otras preguntas

Should spanish colonial settlers accept the new laws of 1542?

the circles below is centered at the point (4,3) and has a radius of length 8. Whats its equation?

How to find the slope of a line if it says 2x+Y=15 what do i do??

give me three reason that violence is acceptable

Help me please, clandestine means.. 1. a sudden attack 2. one who bothers; to bother 3. take in as one s own 4. marked by or done in secret; stealthy

What's protein synthesis?

Nancy sells handcrafted bracelets at a flea market for $6. If her monthly fixed costs are $625 and each bracelet cost her $1.75 to make, how many bracelets must

simplify the expression a)square root of 45 b)square root of 54 c)square root of 16/25

Solve by completing the square x^2-2x-5=0

Solve each system of equations. 6x + 5y = 10 7x - 3y = 24