Answer:
is it adding or subtraction
Answer:
Step-by-step explanation:
sin ∠R = SQ/SR
<u>This is same as:</u>
Correct option is b)
2,640 this year
2,112 last year
the 1760 is 20% less than - so 120% of 1760 is the previous year:
1760 * 1.2 = 2112
2112 increased by 25% is a total of 125%:
2112 *1.25 = 2640
Answer:
addition is commutative. 4+(6+(-2)=8 whiles
Step-by-step explanation:
4+6-2=8
Let r be a radius of a given circle and α be an angle, that corresponds to a sector.
The circle area is

and denote the sector area as

.
Then

(the ratio between area is the same as the ratio between coresponding angles).

.