Question

Marisol's new tablet is 9 inches long and has a diagonal of 11 inches. What is the perimeter of

the tablet, in inches, to the nearest tenth of an inch? *Hint: Use the Pythagorean Theorem to
find the width of the tablet.
The perimeter is type your answer...
inches.

Answer 1

30.64 inches

Explanation:

use Pythagoras theoryum to find the width:

11²=121

121-9²=40

√40=6.32

perimeter is all sides added together so:

6.32+6.32+9+9=30.64