Answer: r=7x-1/8
Step-by-step explanation:
2(4r+3)=7x/2+5/2
4r+3=7x+5/2
4r+3-3=7x+5/2 -3
4r=7x+5/2 -3
4r/4= 7x-5/2/4 -3/4
r=7x-1/8
If I'm understanding your question, the drawing is 10cm and for every 10cm, the drawing is etched 1mm. This means that no matter how big the drawing gets, the actual object will always be bigger since it's 10cm larger always than the drawing. Hope this helped!
Answer:8 π inches
Step-by-step explanation:The formula for circumference is diameter *
π
The radius of a circle is always exactly half of the circles diameter.
Therefore, the diameter will be 8 inches
Multiply the diameter, 8 by π
to determine the circumference.
Answer:
670
Step-by-step explanation:
First you have to fined the unit rate
1,500/25= 60
a do
300x60= 18,00-98