So far, Rita has burned 246,7 calories. She wants to burn a total of 300 calories. How many more calories must Rita burn?
1 answer:
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Answer:
x = 9.9 in.
Step-by-step explanation:
area of triangle = base * height /2
49 = x*x /2
49*2 = x^2
98 = x^2
= x
= x
9.9 = x