randamalik85
randamalik85 randamalik85
  • 03-03-2022
  • Mathematics
contestada

A chord of length 4.2cm is 2.8cm from the center of a circle. Calculate the length of the radius of the circle.​

Respuesta :

Аноним Аноним
  • 03-03-2022

Answer:

3.5 cm

Step-by-step explanation:

Radius of circle = √(Distance from chord)² + (Half chord length)²

= √(2.8)² + (2.1)²

= √7.84 + 4.41

= √12.25

= 3.5 cm

Answer Link

Otras preguntas

solve the equation 50=4(x-7)-6(3x-6)
Explain the costruction and working of windmill
“We hold these truths to be self-evident, that all men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among the
True or false? paley's argument, if cogent, proves that the designer of the world was a single being.
A. Natural rights B. Separation of powers C. Popular sovereignty D. Republicanism
hi guys can you give me some tips to be a good writer?
Which account is a form of grassroots activism that supported or opposed same sex marriage?
What is the difference between the steady beat and the rhythm? How can we tell if a song is in 3/4 time or 4/4 time? Make sure to mention what we can do with ou
What is the taxidistance between A (1,5) and B (6,2)?A. 1B. 2 C. 8D. 14
If a reaction vessel initially contains 5 mols and 10 molo2, how many moles of s will be in the reaction vessel once the reactants have reacted as much as possi