lilianavarg5976 lilianavarg5976

14-10-2017
Mathematics

contestada

Use the converse of the pythagorean theorem to determine whether the triangle with the given vertices is a right triangle. (2, 1)(6, 4), (–4, 9)

Respuesta :

ghanami ghanami

14-10-2017

hello :
let : A(2, 1) , B(6, 4) , C(–4, 9)
calculate : AB , AC, BC
AB = √((6-2)² + (4-1)²) = √25 = 5
AC= √((-4-2)² + (9-1)²) = √100 = 10
BC= √((-4-6)² + (9-4)²) = √125
by pythagorean theorem : BC² = AC² + AB²
the triangle is rectangle in : A

Answer Link

Otras preguntas

For my maths homework the question is 7820 ÷ 22 we have to do the bus stop method and I got 346.33 but the answer is supposed to be 355.45 can someone tell me w

How many pounds do the dog need to lose in pounds

9:18 in the lowest term

Anyone knows these ? If so please answer ❤️

determine if the number is written in scientific notation. if not explain 3 x 100^-6 a. no; it is not written as a power of 10 b. no; the first factor is not a

martin has $200 in a savings account. he is looking at 2 investment plans. under a, he will increase gis account balance by $40 each year. under B he will incre

circular error are caused by adding the cell name of a/an cell to aformula

2. Which is the best way for a supervisor to motivate a professional or technical employee? -Money -Promotion -Job challenge -A certificate of recognition

For what value of x is the double product of the binomials x+2 and x–2 is 16 less than the sum of their squares?

Which three statements describe economic or social factors that led to Latin American revolutions? A.) Slaves in Haiti revolted against plantation owners. B.) T