Nixonmariah Nixonmariah

06-03-2017
Mathematics

contestada

The area of a square is 98 m2. How long is the diagonal?

A. 14 m
B. 76√ m
C. 196 m
D. 49 m

Respuesta :

rarrininger rarrininger

06-03-2017

A= sides2
98=sides2
√98 = √(〖sides〗^2 )
Side= 9.8994
Now the Pythagorean theorem
a2 + b2 = c2
9.89942 + 9.89942 = c2
97.99812036+ 97.99812036 = c2
c2 = 195.99624072
c= 13.99
Rounded to the nearest whole number is 14
A. 14 m

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