emilybassett1970
emilybassett1970 emilybassett1970
  • 04-07-2021
  • Mathematics
contestada

DE is tangent to Circle C at point D.

What is the measure of Enter your answer in the box.

DE is tangent to Circle C at point D What is the measure of Enter your answer in the box class=

Respuesta :

mathstudent55
mathstudent55 mathstudent55
  • 05-07-2021

Answer:

39°

Step-by-step explanation:

A radius of a circle (segment CD) drawn to the point of tangency (D) intersects the tangent (line DE) at a 90-deg angle.

That makes m<D = 90.

m<D + m<C + m<E = 180

90 + 51 + m<E = 180

m<E = 39

Answer Link

Otras preguntas

What group didn't support Jimmy Carter in his campaign in 1976
It costs £430 to rent a cottage for the weekend. Last year it cost £400. What percentage increase is this?
9xn=45 what is the value of n
The Invaders that caused the most trouble for the Roman Empire in the 400s CE were most likely to have come from what area?a Persiab Greecec southern Italyd Ger
How many moles of Au atoms are in 2.56 gm
si or no Play Video Machu Picchu, como la Muralla China, es una de las grandes maravillas del mundo. La visita a Machu Picchu es una experiencia que no se rel
I want the answer to this question please .
A certain shade of blue has a frequency of 7.33 × 10^14 Hz. What is the energy of exactly one photon of this light?
Louise bought 1 1/4 pounds of roast beef at $2.00 per pound and ​ 2 1/2 ​pounds of turkey at $1.50 per pound. What was her total cost? Enter your answer in the
The perimeter of a triangle is 79.75 inches. The second side of the triangle is half as big as the first side. The third side is 7.25 inches larger than the fir