10/40 * 100= 25%
25% is the answer.
Answer:

Step-by-step explanation:
To find the area of a triangle, we can use the formula of:

This formula comes from the area of a rectangle, because a triangle is half a rectangle.
Answer:
Juan has lost 61 points, or has gained negative 61 points.
Step-by-step explanation:
0 - 28 = -28
-28 + 22 = -6
-6 + -20 = -26
-26 + -35 = -61
$20 / 8 dessert dishes = $2.50
The cost of each dish is $2.50.
Answer:
Nope. Does not satisfy pythagoras theorem
Step-by-step explanation:
72 squared does nit equal 45 squared plus 56 squared