The perimeter is 20 feet, half the perimeter Would be 10 feet.
Need 2 numbers when added together equal 10 and when multiplied together equal the area of 21.
3 and 7 The pond is 3 feet by 7 feet.
Answer:
A) 22.5
Step-by-step explanation:
The product of the length of one secant segment and its external part is equal to the product of the length of the other secant segment and its external part.
(5+13)*5 = x*4
18*5 = 4x
90 = 4x
Divide each side by 4
90/4 =4x/4
22.5 =x
Answer:
$440
Step-by-step explanation:
4000×11% = 440
since on average 11% of overall income is spent on food
Answer: -3
Step-by-step explanation:
If it is below sea level, it should be a negative number, so it is -3.
Answer:
63
Step-by-step explanation:
Use Pythagorean theorem,
base² + altitude² = hypotenuse²
a² + 9² = 12²
a² = 12² - 9²
a² = 144 - 81
a² = 63
a = √63