Answer:
26 feet
Step-by-step explanation:
The perimeter of a rectangle is 2 times its length and 2 times its width, or . Let's plug in the given values for the width and perimeter and solve.
Simplify.
Subtract 44 on both sides.
Simplify.
Divide by 2 on both sides.
Simplify again to find the value of .
The length is 26 feet.
Good luck <3
Answer:
and
Step-by-step explanation:
(a)
A = × 4
×
= 2 ×
= ×
← rationalise the denominator
= units²
(b)
Using Pythagoras' identity in the right triangle
let hypotenuse be h , then
h² = (4 )² + (
)²
= 32 +
= +
= ( take the square root of both sides )
h = =
×
← rationalise the denominator
h =