terellt
terellt
14-03-2017
Mathematics
contestada
2 what is the value of x given that pq || bc
Respuesta :
Nirina7
Nirina7
20-03-2017
since PQ // BC, ABC and APQ are similar triangles, so we can use the Thales theorem
AB / AP = AC / x it means 9/3 = x + 20/ x because AB=6+3=9
3= x+20) /x implies 3x = x +20, and 2x = 20, finally x= 20/2=10
x= 10
Answer Link
VER TODAS LAS RESPUESTAS ( 37+ )
Otras preguntas
1. Complete the square to solve the equation for x: ax^2+bx+c=0. Provide a detailed account of your procedures. 2. Let r and s be numbers such that (x+r)(x+s)=x
9 The triangle is to be reduced by a ratio of 1:2. 4 cm 8cm a Calculate the area of the original triangle. b Calculate the area of the reduced triangle. c Calcu
Is the managers actively involved in the decision of the business at Woolworths
them, they're both quick to laugh. What impression do you get about Jo from her Interactions? Do you think you'd like her?
Write the dimensional formula speed
Calculate the amount of pure substance 500 g box of table salt (assume pure sodium chloride)
For each value of u, determine whether it is a solution to 3 = +1. 5 u 5 -25 -20 10 Is it a solution? Yes No X
3. If you could ask Abigail one question, what would it be?
A meal contains carbohydrate, fat, protein, vitamin D, calcium and iron. What happens to each of these substances in the body?
Which System of linear inequalities is represented by the graph??
