Answer:
225 ft
Step-by-step explanation:
225 ft because, 30 inches divided by 2 is 15 and if 2 inches represents 15 feet, you have to do 15 x 15 which is 225! Hope this helps!
Answer:
First number 2
Second number 1
Step-by-step explanation:
Let the first number = x
Let the second number = 3x - 5
Equation
x + 3x - 5 = 3
Solution
x + 3x- 5 = 3 Combine
4x - 5 = 3 Add 5 to both sides
4x - 5 + 5 = 3 + 5 Combine
4x = 8 Divide by 4
4x/4 = 8/4 Combine
x = 2
3x -5 = 3(2)- 5 = 1
The formula is a+b divided by 2 times by height.
a and b are the two parallel sides of the trapezium.
The height is the perpendicular height of the trapezium.
Answer:
C
Step-by-step explanation: