Question
In the parallelogram PQRS, PQ = 8cm and angle SPQ = 30 degrees
If the area of the parallelogram is 24 square centimeters, find its perimeter.
If the area of the parallelogram is 24 square centimeters, find its perimeter.
Answers
oobleck
the altitude h is 8 sin30 = 4
So, the base b can be found by
bh = 24
So, the base b can be found by
bh = 24
oobleck
anxd then, of course, the perimeter p = 2(8+b)