If 42 is the area and the formula is bh1/2 then 42 times 2 = 6x to sold x we do 84 divided by 6 and x= 14 the height of the triangle.is 14
Answer:
See explanation below
Step-by-step explanation:
Margo needs to blow up 119,854 balloons.
120,000 - 146 = 119,854
A marathon is 26 miles.
40 minutes is equivalent to 0.67 hours
(26 miles) / (0.67 hours) = 38.8 mph
He would have to sell $20,000 worth of clothes to get $2,000
The z-score of Kimmie is -0.625
<h3>Calculating z-score</h3>
The formula for calculating the z-score is expressed as;
z = x-η/s
where
η is the mean
s is the standard deviation
x is the Kimmie score
Substitute the given parameter
z = 85.9-88.4/4.0
z = -2.5/4.0
z = -0.625
Hence the z-score of Kimmie is -0.625
Learn more on z-score here: brainly.com/question/25638875
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