3.21 dollars per killogram t t t t t t t t t t t t t t t t t t t
Answer:
No
Step-by-step explanation:
Using the converse of Pythagoras' identity.
If the longest side squared is equal to the sum of the squares of the other 2 sides then the triangle is right.
The longest side = 61, thus
61² = 3721
12² + 60² = 144 + 3600 = 3744 ≠ 3721
Thus these sides do not form a right triangle.
Answer: d = -3
Step-by-step explanation:
2d+3=7d+18
-5d=15
d=-3
