Rectangle diagonals are equal.

2(5a+1) = 2(a+1)
10a + 2 = 2a + 2
10a -2a = 2 - 2
8a = 0
⇒ a = 0

AC = 2(5a+1) = 2(5 × 0 +1)= 2(0 + 1) = 2 × 1 = 2 
BD = 2(a+1) = 2(0 + 1) = 2 × 1 = 2

Ansver: AC = BD = 2

7 0

4 years ago

More brinliest if its right :D im horrible at math

olga55 [171]

Answer:

Step-by-step explanation:

because the unit rate is 6 miles per hour for the first one and 10 miles per hour for the second

8 0

3 years ago

Read 2 more answers

Can anyone please help with this.

Eddi Din [679]

The first question answer is 21*10^7
The second question answer is 5*10^2

7 0

4 years ago

Does anyone know the answer to this , its math inequalities 48 > -6x

faltersainse [42]

Answer:

$x > - 8$

Step-by-step explanation:

Swap the sides of the inequality and flip the inequality sign:

$- 6x < 48$

Divide both side of the inequality by -6 and flip the inequality sign:

$x > - 8$

3 0

3 years ago

Read 2 more answers