Answer:
find the area of two triangles and subtract them.
Triangle 1 = 1/2 x 20 x 20 = 200
Triangle 2 = 1/2 x 15 x 10 = 75
Area of shaded region: 200 - 75 = 125
The answer is F. 125
Answer:
f(x) = sqrt(x + 6)
y = sqrt(x + 6)
x = sqrt(y + 6)
Stx^2 = y + 6
x^2 - 6 = y
red line: f(x) = sqrt(x + 6)
green line: f^-1(x) = x^2 - 6
To have a width of 3.5 ft we have to divide 10.5 by 3
If we do the same and divide 12 by 3 we get 4ft length
so the area of the scale model is 3.5 * 4 = 14 ft
Answer:
Hello
Step-by-step explanation:
Given : Scale drawing of Angel's rectangular room is 5cm by 7 cm
We know that, Area of a rectangle is given by : Length × Width
⇒ Area of Angel's rectangular room = (5 cm × 7 cm) = 35 cm²
Given : The scale is 1 cm = 4 feet
⇒ Area of Angel's rectangular room in square feet = 35 × (4 feet)²
⇒ Area of Angel's rectangular room in square feet = 35 × 16 feet²
⇒ Area of Angel's rectangular room in square feet = 560 feet²