andresjohnston6
andresjohnston6 andresjohnston6
  • 03-03-2017
  • Mathematics
contestada

What is the length of the base of a right triangle with an area of  20 m² and a height of 4 m?


5 m

10 m

80 m

160 m

Respuesta :

Аноним Аноним
  • 03-03-2017
A = 1/2 hb
20 = 1/2 x 4 x b
20 = 2 b
b = 20 /2
b = 10

answer is 10 m
Answer Link

Otras preguntas

Temperature and pressure can change the _____________ of a solute.
The volume of a cylinder, found using 3.14 to approximate pi, is 50,240 cm3. The radius of the cylinder is 40 cm. What is the height of the cylinder? Express yo
is 3/10 greater than 1/2
what function do third parties serve in American politics
Which of the following is a unit of measurement in the metric system? Pound Gram Mile Fahrenheit
Is 1.5 greater than or less than 1
Determine whether the polynomial is a difference of squares and if it is, factor it. y2 – 25x + 25 is not a difference of squares is a difference
In "The Bat-Poet," what does the little brown bat learn? A. Writing is all about satisfying oneself, not connecting with an audience. B. Being creative is somet
What experimental evidence did Thomson have for each statement? A. Electrons have a negative charge. B. Atoms of all elements contain electrons.
Which property justifies this statement? If x + y = z and z = x + 4, then x + y = x + 4. A. symmetric B. associative C. distributive D. transitive