Answer:
1. 12
2. the prism with a length of 7 1/2 will have a shorter width, with a width of 6
Equal in what? Cm, m, mm ?
Answer:

Step-by-step explanation:
Let the weight of box Y be w kg.
Box X weighs 33 kg more than Box Y, then the weight of box X is
kg.
Box Z weighs 12 kg more than Box Y, then the weight of box Z is
kg.
The total weight of all boxes is
kg
Jane measured the total weight of all the boxes and it was found to be 557 kg, therefore,

or

The answer for this one is option B.
The angle between two tangents and angle at the center are supplementary (adds up to 180⁰).