A paper store sells wrapping paper rolls and bags. In the spring, they order a ratio of 3:7 in wrapping paper and bags. However,
1 answer:
You might be interested in
Answer: 131.1287 square mm (approx)
Step-by-step explanation:
The area of a triangle,
Where and
are adjacent sides and
is the include angle of these sides,
Here PR and QR are adjacent sides and ∠R is the included angle of these sides,
Thus, we can write,
,
and
,
Thus, the area of the triangle PQR,
