<span>so quarters to nickels would be 4:20. simplified is 1:5</span>
A. Area = ½b × h
= ½ × 16 × 9
= 72
B. Area = b × h
= 26 × 18
= 468
C. Area = a²
= 11²
= 121
D. Area = ½(a+b) × h
= ½(6+21) × 8
= 108
Hope this helps :)
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I think it is 17 but i am not 100% accurate
Answer:
x=-11
Step-by-step explanation:
1. No; it is not written as a number times the power of 10.
2. 1.22×10^9
3. 2.87×10^−2
4. 5000
5. is answered in attached picture.
6. 3.212×10^3