11. 18=10+x
x=8
8/4= 2 hours (because there are 8,15 min periods, 4,15 min per 1 hour)
12. 1.44 x 10⁸
13. 2 x 10¹²
Answer:
A=1/2(b)(h)
Step-by-step explanation:
4× 4 3/10= 4×43/10= 86/5= 17 1/5
The absolute value of the steep slope is larger than than the absolute value of the shallow slope!
Answer:
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