Question

Use the image to answer the question.In parallelogram  RSTU ,  RV  measures  y+18  units and  TV  measures  3y−10  units. How many units long is diagonal  RT ?(1 point)Responses16166464141432

Answers

There are no human answers yet.
Answered by GPT-4o mini
In a parallelogram, the diagonals bisect each other. Therefore, segments RV and TV must be equal in length.

Given:
- \( RV = y + 18 \)
- \( TV = 3y - 10 \)

Since they are equal, we set up the equation:

\[
y + 18 = 3y - 10
\]

Now, solve for \( y \):

1. Subtract \( y \) from both sides:

\[
18 = 2y - 10
\]

2. Add 10 to both sides:

\[
28 = 2y
\]

3. Divide by 2:

\[
y = 14
\]

Now, we can find the lengths of \( RV \) and \( TV \):

- Find \( RV \):

\[
RV = y + 18 = 14 + 18 = 32
\]

- Find \( TV \):

\[
TV = 3y - 10 = 3(14) - 10 = 42 - 10 = 32
\]

Both \( RV \) and \( TV \) measure 32 units.

Since RT is a diagonal, and in a parallelogram the diagonals are equal in length, we conclude:

**Diagonal RT is 32 units long.**

The options do not list 32, so there may be a re-evaluation of the question. Please check to ensure no calculations or details were overlooked.

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