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

Find The Algebraic Inverse. f(x)=15x-1
Which number is a factor of both 20 and 35?
how much is 2/3 of 9 marbles?
8/25 = ? /100 explain please
Can some one please explain to me how to do these three problems so that I can do the rest of my home work. THANK YOU
carol drives her daughter to school at an average rate of 30 miles per hour, but only goes an average rate of 20 miles per hour on the way home because of traff
Why does Don Quixote ride off bravely to fight windmills? A. He thinks his lady is imprisoned in one of the windmills B. He believes that Freston has taken t
unscramble these words bien citas nos tenemos cuando vestimos
leah has 3 fewer than 4 times as many DVD`s as sonia has. leah has 37 dvds. how many dvds does sonia have?
Looking through a microscope, you see a cell forming a cell plate during cytokinesis. Which cell are you looking at?