I believe the answer would be about 5.39.
x=9
you have to find the value of each triangle by adding the numbers and x's.
first triangle = second triangle
3x+9 = 4x+3-3
+9= 1x
9=x
Answer: A=-2
Step-by-step explanation:
AB=11
B=9
B-11=A
9-11=A
A=-2
Answer:
Using the formula for Required arithmetic mean =
number of terms
sum of the terms
After substituting the values we get=
5
2+4+6+8+10
=
5
30
=6
Answer:
182
Step-by-step explanation:
2( \frac{1}{2} \times 4 \times 6 ) + 2( 5 \times 10 ) + ( 6 \times 10 )
= {182cm}^{2}
