5. they give dimes of 2 identical sides 25 & 5
25/5 = 5 so ABC is 5 times larger so 12 x 5 = 60
6. V= L x W x H/3 = 6.2 x 4.5 x 5.3 = 147.87/3 = 49.29 cubic cm
7 add both losses 3 and a half + 3 and a half = 728 and a half - 7 = 21 and a half
It mean benchmarks in out side of math
a criterion by which to measure something; standard; reference point
The true statement is that minerals come from the ground as crystals. Hope this helps!
