thanhhuu thanhhuu
  • 02-09-2021
  • Mathematics
contestada

cho tam giac abc vuong tai a, goc abc=60 do canh ab=5cm . tinh ac

Respuesta :

thaonguyen1
thaonguyen1 thaonguyen1
  • 02-09-2021

Answer:

Δ abc vuong tai a, goc abc = 60°, canh ab = 5cm

tan abc = tan 60° = [tex]\frac{AC}{AB}[/tex]

⇒ AC = AB × tan 60° = 5√3

Answer Link

Otras preguntas

Simplify the expression
Need help in history
Population Density Map – Central and East Asia Which country on the map above does not have a high population density? A. North Korea B. South Korea C. Japan
a tree casts a shadow that is 24 ft long. A 4 -ft tall young boy casts a shadow that is 3 ft long
An animal with thick layers of blubber, dense fur, the tendency to hibernate, and light coloration is well-adapted to the _____________biome. A) tundra B)
why do people find Dr. Reefy's marriage curious?
Why do most of the people of North Korea live in the western half of the country?
What statement is true about Roman and Byzantine and Islamic mosaics and tile work choose one answer that is correct.. They show religious images but not geomet
what is the written problem 2340÷53
write the linear inequality in slope intercept form -4y-6x>8