WindsorLynne
WindsorLynne WindsorLynne
  • 01-08-2017
  • Mathematics
contestada

PLEASE HELP WITH GEOMETRY

PLEASE HELP WITH GEOMETRY class=

Respuesta :

Banabanana
Banabanana Banabanana
  • 01-08-2017
In the triangle DFС:  ∠DFС = 94° and ∠FDС = 46°
∠FCD = 180 - ∠DFС - ∠FDС = 180 - 94 - 46 = 40°

∠ACD = ∠FCD = 40°

∠ACD is an inscribed angle  
The measure of the intercepted arc is twice that of the inscribed angle ⇒
arc AD = 2 * ∠ACD = 2 * 40 = 80°
Answer Link

Otras preguntas

Which solution has the greatest osmolarity?
Which species represents a chemical compound? (1) N2 (3) Na (2) NH4+ (4) NaHCO3
The solubility of KCl(s) in water depends on the (1) pressure on the solution (2) rate of stirring (3) size of the KCl sample (4) temperature of the water
What is the total number of electrons in a Cu+ ion? (1) 28 (3) 30(2) 29 (4) 36
Which of these elements has the lowest melting point? (1) Li (3) K (2) Na (4) Rb
what is the name of the large inland body of water bordered by Iran, Azerbaijan , Russia , Kazakhstan , and Turkmenistan
Justify each step used to simplify the expression.3x+2y-2x+2=3x-2x+2y+2
In which 0.01 M solution is phenolphthalein pink? (1) CH3OH(aq) (3) CH3COOH(aq) (2) Ca(OH)2(aq) (4) HNO3(aq)
is 5 yards and 1 feet greater then 192 inches
A molecule of an organic compound contains at least one atom of (1) carbon (3) nitrogen (2) chlorine (4) oxygen