Answer:
imagine
Step-by-step explanation:
Given:
The figure of a right triangle. 
and perpendicular = 12.
To find:
The measure of angle y.
Solution:
In a right angle triangle,
In the given right angle triangle,
Therefore, the measure of angle y is 
.
Answer:
When dividing rational numbers, multiply by the "right" reciprocal. In this case, the "right" reciprocal means to take the reciprocal of the fraction on the right-hand side of the division operator.
Answer: None of the above
Step-by-step explanation: Because none of them will equal the solution which is 0.5,
1.7 + (-1.2) = 0.5
