Hello!
The following numbers are greater than 0.7:
0.9 and 0.71.
Among many other formulas, the area of a triangle is

where B is the angle between sides a and c.

Answer: 92.05 sq cm, first choice
Bonus. Here's a formula for the area S of a triangle your teacher doesn't know:

Answer:
Korey expects to make in profits in his fifth year of operation : 15149.73 dollars
Step-by-step explanation:
the first year : 1000 *12=12000
for the nest four years :12000(1+0.06)^4 = 15149.73
Korey expects to make in profits in his fifth year of operation : 15149.73
Answer:
$10
Step-by-step explanation:
divide $4 by 8. you get $.50. multiply that by 20 and you get $10
-1 > -3 , or -1 is larger than -3