Answer:
7x+10 cm
Step-by-step explanation:
To find the perimeter add up all the sides
There are 5 sides
3x+ 5+ 2x+2x+5
Combine like terms
3x+2x+2x +5+5
7x + 10
The perimeter is 7x+10 cm
Answer:
27850
Step-by-step explanation:
9/100 = x/30.95
9 x 30.95 = 278.5
278.5 x 100
Answer:
A positive slope of the trend line comparing homework scores and test scores means that higher homework scores infer a higher test score. A strong relationship between the two is a good predictor of a relationship between homework scores and test scores.
Step-by-step explanation:
150 members. <span>let the number be x </span>
<span>so 40%of x=60=====> 40/100 *x = 60 multiply both sides by 100/40 </span>
<span>x=60 *100/40 =150 </span>
<span>x=150 so the number is 150</span>