Answer:
x=100
Step-by-step explanation:
x+123=223
x=223-123
x=100
Answer:
Step-by-step explanation:
Half of the students in Mrs. Hill's class are between 147 centimeters and 154 centimeters tall. (correct)
The median height of the students in Mrs. Hill's class is 152 centimeters. (correct)
The interquartile range of this data set is 15 centimeters. (incorrect, 154-147=17 cm)
The mean height of the students in Mrs. Hill's class is 152.5 centimeters. (we don't get to know the mean height from the graph).
Answer:
1)acute triangle
2) right angle
3) obtuse triangle
Step-by-step explanation:
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The Answer is 21 because 7 and 3 can go in it as well