Answer:
Step-by-step explanation:
the 3rd one
The 7 miles and 24 miles make up two "legs" of a right triangle.
The third side (or hypotenuse) is the distance between the towns.
distance^2 = 7^2 + 24^2
distance^2 = 49 + 576
distance^2 = 625
distance = square root of 625 or 25
There are 15 girls in the classroom
Steps to solve:
1/2hb = d²
~Divide 1/2h to both sides
b = 2d²/h
Best of Luck!
The scale factor is 2, you find this answer by finding the number that multiplys with the smaller number in order to equal larger one
