Use the Pythagorean theorem:
The answer is a rectangle or a square.
No they are not equivalent
This is simple.
=
÷
change the mixed fractions to improper ones.
÷
Multiply
by the reciprocal of
which is
=
×
=
Since it can be simplified further, we get the answer
How?
There is a common multiple
9
=Answer=
B.
Answer:
x = -6 ; y = -1
Step-by-step explanation:
2 x - y = - 11 .........equ No 1
- 2 x - y = 13 .........equ No 2
Adding equ No. 1 and equ No. 2
- 2 y = 2
∴ y = - 1
substituting y = -1 in equ no 1
2 x - ( -1) = -11
2 x + 1 = - 11
2 x = -11 - 1
2 x = -12
∴ x = -6
x = -6 ; y = -1