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

Find the area of the figure below

Which sport is required to have both male and female competitors ? A. Hockey B. Water polo C. Mixed doubles tennis D. Swimming

Help please : The amount of energy needed to heat 5. 3 g of a substance from 50. 0°C to 80. 0°C is 10. 4 J. What is the specific heat capacity of this sample?

Diagonal of a square is 4 root 2. Find the length of a side of a square

which event or events could possibly have been a cause of the great britain

Magnetism: So I need help on this question but please explain how you got the answer so I can learn and better provide evidence :) If you are able to answer thi

Write the expression using exponents. 95 · 95 · 95 · 95 95

A direct marketing channel is a distribution method in which there is no __________.

Given that 7^2 = 12^x, evaluate 12^2x.

Y= 4x+3 make x the subject