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

What is the first 30 numbers of pi?Last one Promise!
The radius of a bicycle wheel is 12 in. What is the approximate circumference of the wheel?
A molecule of nitrogen gas consists of two nitrogen atoms joined together. Write the formula of nitrogen gas.
Which geographic factor was most significant in helping the soviet union withstand german attacks in world war 2
i need a diagram for how a scrap heap magnet works
A 36-tooth gear turns three times. It is connected to a 12-tooth gear. How many times does the 12-tooth gear turn?
Why was nature so important to Anne Frank? (The Diary of Anne Frank) Please help!!!
a 40 pound box of apples costs $24. What. is the cost of 6 pounds of apples
how do i change a trapezoid into a rectangle
I need help on my English homework I have no