algebra

1. Rectangle ABCD is shown. What is the length of diagonal AC? Round to the nearest tenth, if necessary.
A_____________B
| |
| |
8 m |
| |
| |
D_____13 m____C

A. 10 meters
B. 10.2 meters**
C. 15 meters
D. 15.3 meters

I don't really know how to solve this one and need help!

  1. 👍 0
  2. 👎 0
  3. 👁 655
  1. And, I was trying to make a square with the lines but that didn't work. The 8 m is on the left side of the square and the 13 m is on the bottom!

    1. 👍 0
    2. 👎 0
  2. But you have a right triangle : )
    Use the Pythagorean Theorem
    C^2 = 8^2 + 13^2
    and C is the length of your diagonal : )

    1. 👍 2
    2. 👎 0
    👩‍🏫
    Ms Pi 3.14159265358979323
  3. C^2 = 8^2 + 13^2
    C^2 = 64 + 169
    C^2 = 233
    Square root of 233 would be 15.3!

    1. 👍 4
    2. 👎 0

Respond to this Question

First Name

Your Response

Similar Questions

  1. Geometry

    Quadrilateral ABCD is a parallelogram. If adjacent angles are congruent, which statement must be true? A. Quadrilateral ABCD is a square. B. Quadrilateral ABCD is a rhombus. C. Quadrilateral ABCD is a rectangle. D. Quadrilateral

  2. Algebra

    The rectangle shown has a perimeter of 118 cm and the given area. Its length is 4 more than four times its width. Write and solve a system of equations to find the dimensions of the rectangle. (rectangle has an area of 528 cm^2)

  3. Help me with this math ms sue.

    Multiple Choice 1. Calculate the slant height for the given cone. Round to the nearest tenth. cone (1 point) 10.2 cm 11.4 cm 9.8 cm 12.0 cm 2. Calculate the slant height for the given cone. Round to the nearest tenth. cone (1

  4. Math

    (05.01)A scale drawing of a living room is shown below: A rectangle is shown. The length of the rectangle is labeled 3 inches. The width of the rectangle is labeled 5.5 inches. The scale is 1 to 30. What is the area of the actual

  1. Math

    Rectangle ABCD is similar to rectangle EFGH. If rectangle ABCD has sides that are 7 times greater than those of rectangle EFGH, what is the relationship between the perimeters of the rectangles? A. The perimeter of rectangle EFGH

  2. algebra

    What is the length of the line segment shown below? If necessary, round your answer to the nearest hundredth. (3,0) and (0,-6)

  3. Math

    The ratio of the perimeter of triangle PQR to the perimeter of rectangle ABCD is 5 : 9. All in centimeters Triangle (sides) PQ: (x-3) PR: (3x-5) QR: (4x+3) Rectangle (sides) AB: (2x+2) BC: (4x - 1/2) [AB is longer than BC] a.

  4. math

    The width of a rectangle is 8 less than twice its length. If the area of the rectangle is 172 cm^2, what is the length of the diagonal?

  1. Algebra

    The ratio of the length to the width of a golden rectangle is (1 + √(5):2:.The dimensions of a garden form a golden rectangle. The width of the garden is 12 feet. Find the length L of the garden. Round your answer to the nearest

  2. Math

    PLEASE CHECK MY ANSWERS 1, calculate the slant height for a given cone. round to the nearest tenth. Diameter = 8 cm Height = 9 cm 10.2 cm 11.4 cm 9.8 cm * 12.0 cm 2, calculate the slant height for a given cone. round to the

  3. Math

    PLEASE HELP I REALLY NEED IT!! A rectangular box is 8 inches in length, 3 inches in width, and 5 inches in height. The figure shows a rectangular box of length 8 inches, width 3 inches, and height 5 inches. The diagonal of this

  4. geometry

    Rectangle ABCD has diagonals AC and BD. If the diagonal lengths are AC = 36 cm and BD = (3x + 3) cm, find the value of x

You can view more similar questions or ask a new question.