yesyy123 yesyy123
  • 24-03-2017
  • Mathematics
contestada

A triangle has an area of 45 square units. Its height is 10 units.

What is the length of its base?

Respuesta :

lisee7 lisee7
  • 24-03-2017
Area = 1/2 bh
45= 1/2 b 10
45= 5b
Divide by 5
9=b
b=9
Answer Link
Аноним Аноним
  • 24-03-2017
45=10x÷2 
45×2=10x
90=10x
9=x 
base is either 1,3,or 9
Answer Link

Otras preguntas

Which of the following statements is not a part of the theory of plate tectonics?
I need help and the last one iso y = -1/2x
What is the source of the ions involved in a redox reaction that occurs in an electrochemical cell?
Can someone please help me out or give me the answers please
Find an equation for the perpendicular bisect or of the line segment whose end points are (-2,-4) and (8,2)
solve 49x + 9 = 49x + 83. write two equations in one variable that have the same number of solutions as this equation.
1.How did winning the French & Indian War set up Britain as the dominant economic power in the world? 2.What effect might this victory have on British merca
40 points, please help I seriously cannot fail this class and I am extremely confused. All you have to do is solve using dimensional analysis. If you can type s
St Using the movie, other sources, and your knowledge of U.S. history, explain how Day After may have affected the outcome of the Cold War. M: Make your main po
You put $500 in an account that earns 4% annual interest. The interest earned each year is added to the principal to create a new principal. Find the total amou