I’m pretty sure it’s true
Align the horizontal edge of the protractor with the base of the triangle. Place the center point of the protractor on the vertex of the angle. Follow the side of the triangle until it reaches the angle measurement mark. Note the measurement.
5×2+8-4+1=15
cause
5×2=10
10+8=18
18-4=14
14+1=15
3.45 Divided by 0.89 = a little more than 3 pounds.