Answer:
25.5 m
Step-by-step explanation:
solve for the area of the triangle and the rectangle separately, then add the values together.
The answer would be "both groups show about the same average time"
Answer:
Answer is in the attachment below. If the image does not load click F5.
Step-by-step explanation:
Answer:
80 square centimeters
Step-by-step explanation:
see the attached figure to better understand the problem
we know that
The total area of the arrow is equal to the area of a rectangle plus the area of a triangle
step 1
Find out the area of the rectangle
The area of rectangle is equal to

we have

substitute

step 2
Find the area of triangle
The area of triangle is equal to

we have

substitute

step 3
The area of the arrow is equal to

substitute the values
