7 - 2 (7) -8
7 - 14 - 8
7-14= -7
-7 - 8 = - 15
May have messed this one up
The lemght could be 15 because a triangle has two long sides and one short one and the two are equivalent
Answer:
x=21
Step-by-step explanation:
69+90= 159
180-159=21
Answer:
<h2>186 : 1</h2>
Step-by-step explanation:
1cm = 10mm
Therefore 8cm = 8 · 10mm = 80mm
The scale of the model

The error is that 9 shouldnt be written as nine it should be written as 3x3 or 3^2. So the answer should be 2^3 x 3^2 because 9 can be divided into even more prime factors of 72.