Answer:
225
Step-by-step explanation:
The answer should be i checked an this should be the answer 37.69
Answer:
1. x = 5
Step-by-step explanation:
1.
The Trapezoid Midsegment Theorem states that a line segment connecting the midpoints of the legs of the trapezoid is parallel to the bases, and equal to half their sum.
In this problem you can see that 5x - 1 is the midsegment of the trapezoid, so using the rule:

solve:

2. Diagonals are congruent
You can see in this picture that the diagonals are not always congruent:
Key word: sum
twice a number = 2n
Sum of that and 15 = 2n + 15
is = equals
Answer: 2n + 15 = 9