Step-by-step explanation:
1. Right
2. Right
3. Right
4. Right
5. Right
6. Right
7. Its not properly visible sorry for this.
8. Its wrong

9. Right
10. Its wrong

11. Right
12. Its wrong.... Bcz square of minus is plus

13. Right
14. According to the BODMAS rule..



15.



16.



<h3>Hope this helps u </h3>
... ✌️❤️
The answer is 6 because you do this
1/3 of 18 divide 18 by 3 amd get 6
<span>3. Two isosceles right triangles
Every square has 4 right angles, so each triangle will have one right triangle, which makes the triangles, right triangles.
They are isosceles because all sides of the square are the same, though the diagonal is not.
Hope this helps :)
</span>
Answer:
√71
Step-by-step explanation:
Simplify 42÷6 to 7
√64+7
Simplify 64+7 to 71
=√71
subtract 3 from 23 and u will get 20 then divide 2 by 2 and 2 by 20
x= 10