aminaaslam02
aminaaslam02 aminaaslam02
  • 12-07-2022
  • Mathematics
contestada

O is the centre of the circle shown below.

Line DHG is a tangent to the circle.

Work out the size of angle a. Justify your answer.​

O is the centre of the circle shown below Line DHG is a tangent to the circleWork out the size of angle a Justify your answer class=

Respuesta :

Medunno13
Medunno13 Medunno13
  • 18-07-2022

[tex]\angle EHF=90^{\circ}[/tex] (an angle inscribed in a semicircle is a right angle)

[tex]\angle HEF=38^{\circ}[/tex] (alternate segment theorem)

[tex]a=52^{\circ}[/tex] (angles in a triangle add to 180 degrees)

Answer Link

Otras preguntas

Schools and were particularly important in helping freedmen during and after Reconstruction. O A. factories B. cattle ranches O C. military bases D. churches
What was the purpose of Du Bois's "Exhibit of American Negroes"? A. To argue against negative ideas. B. To support colonization in Africa. C. To work with Booke
Hiii you can help me plis
plz help asap!! Why was the Georgia Platform important? Choose 3. Northern states promised to enforce the Fugitive Slave act. Southern states promised to elimin
How was breaking a canon law different from breaking a governmental law during the Middle Ages? The Church could leverage their political influence in every cou
When a negative supply shock hits an economy, Choose one: A. unemployment decreases and this becomes the new long-run natural rate of unemployment. B. unemploym
work out circumference of a circle radius is 14
Somebody help me please
Help help help help please
Which of the following is NOT a type of pet that the Egyptians kept?