megmiller03 megmiller03
  • 26-04-2019
  • Mathematics
contestada

find the measures of the angles of an isosceles triangle whose equal sides measure 8 and whose altitude drawn to the base measures 4

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 26-04-2019

Answer:

base angles: 30°, apex angle: 120°

Step-by-step explanation:

The sine of each base angle is 4/8 = 1/2. The angle whose sine is 1/2 is 30°, so each base angle is 30°.

The remaining angle is 180°-2·30° = 120°.

Answer Link

Otras preguntas

Choose the correct description of the graph of the compound inequality: (5 points) x − 3 < −7 or x + 5 greater than or equal to 8
If standardization ensures the quality of a commodity,why are many goods available in the market without ISI or Agmark certification
In general, during the imperialistic new kingdom, egyptian government changed by:
I don’t understand 8. Plz help! We are finding the area of polygons. Thx in advance!
Which of these describe Hiram Rhodes Revels? A. The first African American to become a millionaire in Atlanta, Georgia B. The first African American to serv
The galápagos islands belong to which country
Choose the linear inequality that describes each graph
what is 156% as a fraction reduced form
Help me out with these i need the answer
Surgical placement of an artificial joint is known as