The lenght of each diagonals is 1.
Answer:
D
Step-by-step explanation:
a^2+b^2=c^2
7^2+9^2=C^2
49+81=c^2
=c
=c
Answer:
<h2>The option B and D are the equations.</h2>
Step-by-step explanation:
Let, the total number of students are x.
The number of students having the ticket is
.
It is given that the number is 20.
Hence,
.
Option B is the equation.
Option D is also the same.
The difference is just, the variable is wriiten in the other side.
Answer:
200
Step-by-step explanation:
If the second digit of 167 is 5 or above it will be rounded to 200.