Whats 300 times 400??
then add 500

120,500

Step-by-step explanation:

300×400=120,000

120,000+500=120,500

300 × 400= 120000

120000+500= 120500

start with a line segment pq that we will copy. mark a point r that will be one endpoint of the new line segment. set the compasses' point on the point p of the line segment to be copied. adjust the compasses' width to the point q. the compasses' width is now equal to the length of the line segment pq.

step-by-step explanation:

sounds & other waves originate from any vibrating object