Question

In rectangle ABCD, diagonal AC = x+10 and diagonal BD = 2x-30. Find the value of x.

Answer 1

x+10=2x-30

x-2x= 30-10

x=40

putting value of x

2×40= 80

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Answer 2

Answer:

x = 40

Step-by-step explanation:

Given:

• Length of diagonal AC = x + 10

• Length of diagonal BC = 2x - 30

To find:

Value of x

Method to find:

We can solve this question by using the property:

The 2 diagonals of a rectangle are equal.

So,

x + 10 = 2x - 30

⇒ x = 30 + 10

⇒ x = 40

Hope it helps!