A has right triangles also known for the 90 degree angle triangle.
In both they both have 90 degree and 4 sides
b has parallelograms and obtuse angles
Answer:
9 hours babysitting
3 hours landscaping
Step-by-step explanation:
Since Maya worked 3 times as many hours in babysitting than landscaping
so landscape hours is x and babysitting is 3x so
3(7)+11=
21+11=32
so each hours she works landscaping and for 3 hours of babysitting she earns $32
96/32=3 so
9 hours babysitting
3 hours landscaping
Answer:
Thomas is 19 years old
Step-by-step explanation:
Thomas's age is T
Huilan is 2 times Thomas's age or 2T
the sum of both ages is 57
That means T + 2T = 57
3T = 57
T = 57/3
T = 19
Since T is Thomas's age, Thomas is 19 years old
Huilan is 38 years old
If my answer is incorrect, pls correct me!
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-Chetan K
Answer:
<em>Jordin weighs 96 pounds</em>
Step-by-step explanation:
<u>The Mean Value of a Data Set
</u>
The mean or average of a data set is found by adding all numbers and then dividing by the number of values in the set. Written as a formula:
Where xi is the value of each data and n is the total number of values.
We are given the average weight of n=5 marathon runners:
Multiplying the formula by n and expanding the sum:
We are given the weighs of four of the runners:
Solving for x5:
Jordin weighs 96 pounds
