GMChandio GMChandio

13-04-2017
Mathematics

contestada

Area of square is numerically less than twice its diagonal by 2. Find its Perimeter.

Respuesta :

akaleti47 akaleti47

13-04-2017

2D-a^2=2

2(a√2) -a^2=2

a^2-2√2*a+2=0

2a= 2√2 + √(8-4*2) = 2√2
hence, perimeter = 4a = 2*2a=2*2√2 = 4√2

Answer Link

Otras preguntas

Which of the following functions best describes this graph?

The curved sides of large storage tanks at a refinery need to be painted. What is the approximate area of each tank that will be painted? OA. 9,500 ft² OB. 1,14

solve for the pattern 7, 11, 2, 18, -7, ?

What ae the fixed alleles in the human species? A. the alleles that change most often B. the alleles that everyone has C. the alleles that no one has D. the

Common names for top-level managers are vice president, chief executive officer, and chief operating officer. True or false?.

PLEASEEEEE: Determine whether it’s a change in increase or decrease then find the person, make sure to ROUND to nearest whole percent: ALSO THE ANSWER IS NOT 1

can someone help me with this

What is the main idea of "What's Your Story"? A. Scientists have done experiments about why people tell themselves stories that aren't true. B. Small children o

URGENT CAN SOMEBODY PLEASE ANSWER THESE 2 QUESTIONS

f¹(-2)=[ f(-4)= ff¹(-2)) = |