Answer:
0.9
m
−
12
Note:
Since there is no y value m can not be determine. Therefore finding the sum here can not be determined so instead you can try simplifying
Here u go I drew a diagram to help u visualise
Answer is 30.53 cm
You do 5 multiple by 2 + 2. 4 multiple by 3 + 3. 12 multiple by 15 is 180
6.45kg convert it to grams is equivalent to 6450 grams. multiple the mass value by 1000