Area of part 1:A1=base*height/2=(8+2)*(8-2-2-1)/2=10*3/2=15 ft^2Area of part 2:A2=length*width=(8+2)*1=10 ft2Area of part 3:A3=length*width=8*2=16 ft2
Total shaded area : A1+A2+A3=41 ft2Total area of the reactangle : A=16*8=128 ft2Total area of the nonshaded region : 128-41=87 ft2
Answer:
Step-by-step explanation: im guessing 1
Cube root of 27 a^12 will be: 3 a^4.
To know the exact value of <span> tan(157.5°), you only have to enter the value in your calculator:
First, press the buttton identified as "tan" and then write 157.5. The next step you must follow is press the button with the symbol of equal: "="
Now, the value of tan(157.5°) will appear on the screen of you calculator.
As you can see, the exact value of </span>tan(157.5°) is:
tan(157.5°)=-0.4142
