Answer:
172 cm
Step-by-step explanation:
The total height of the first 7 people is the average of the 7 people multiplied by the number of people, which is 156 * 7 or 1092. Using the same method, the total height of the first 8 people is 158*8 or 1264. The eighth person must be 1264 - 1092 cm tall or 172 cm tall.
Answer: The answer is 2k-13 because I just did it.And i'm very good at math.
Step-by-step explanation:
Answer:
Step-by-step explanation:
Tbh I haven’t learned this
Answer:
D. 10 is your answer.
Step-by-step explanation:
If you look, the triangle is twice as small as the big one, so you take the 20 and divide by 2.
<em>20/2 = 10</em>
D. 10 is your answer.
