Answer:
area is 90 and perimeter is 46
Step-by-step explanation:
the area for a rectangle is l * w, so 18*5 is 90, and the perimeter is 2l+2w, which is 46.
Area 90
perimeter 46
To find area, you multiply both sides.
to find perimeter, you add up all the sides. Make sure to double each number.
should be 110...
80 plus 30
No.
Notice that 72 can be written as 8 * 9.
4√72 = 4(√8)(√9) = 4(√8)(3) = 12√8.
Hence the answer is No.
d. 15 square yard
The parenthesis means to multiply the numbers. I don't understand any of these either but I hope this helps.
