The answer is D. <span>No, it is not a valid inference because his classmates do not make up a random sample of the students in the school.</span>
A trapezoid doesn't have any square corners
Answer:
Angles 1 and 3 are congruent as vertical angles; angles 3 and 7 are congruent as corresponding angles.
Step-by-step explanation:
<1 and <3 are vertical angles because they are formed by the same lines and are opposite each other . 3 and 7 are corresponding angles because they are in the same position at each intersection where a straight line crosses two others. Since the lines are parallel, they are equal That makes 1 and 7 equal
Answer:
67 degrees
Step-by-step explanation:
alternate exterior angles are always congruent
Given:
20 ounces of water
someone finishes 55% of water
What is left?
20 × 0.55 (55% =

= 0.55)
11
20 - 11 = 9
There are 9 ounces of water left