Answer:
Perimeter is 99 because 22+44+15+18=99
Area is 396 because 22+44=66÷2=33x12=396
The formula for the calculating the are of trapezium is a+b÷2xheight I hope this helped I gave you the formula to calculate the area of trapezium as well just to give extra help! Your welcome!
Perimeter = 89mm
area= 528 or 220
Step-by-step explanation:
hope this is useful
14)
-√9/100 = -3/10
18)
-√2.25 = - 1.5
I think its 623
