Answer:
<h2>16</h2>
Step-by-step explanation:
The length of he altitude to the hypotenuse is the square root of 108
They have $49.00 left for desert because a ticket is $15 for each person 7 and older. So 15 × 3 people = $45.00. $1.50 per slice and they got 4 slices so 1.50 × 4 = $6.00. $45.00 + $6.00 = $51.00. $100 - $51 = $49.00
There are 30-18 = 12 girls. Their percentage is
... 12/30 × 100% = 40%
Step-by-step explanation:
Given
(2x - 7) ²
We can see it is in the form of (a - b) ² so.
= (2x)² - 2 * 2x * 7 + 7²
= 4x² - 28x + 49
