Answer:
a right triangle
is equal to
Step-by-step explanation:
Pythagorean's theorem is a²+b²=c² with c being the longest sides. If it is true then it is a right triangle.
<u>18²</u> + <u>24²</u> = <u>30²</u>
324+576=900
This is true so the triangle is a right triangle

Always do what's in parentheses first:

Then do multiplication and division:

Then addition and subtraction last:
Shortest is 3/4 longest is 1 1/2. 1 1/2 -3/4=3/4
Answer:
n=-2
Step-by-step explanation:
Because when you are looking at the numbers they drop by two, so the answer must be decreasing by n= -2.