Question

Please help if you know how to work this problem please! Thank you!

Answer 1

A=0.5(a+b)h
A=0.5(2.8+4.8)10
A=0.5(7.6)10
A=(3.8)10
A=38 mi

Use Please Excuse My Dear Aunt Sally
P(parentheses)
E(exponent)
M(multiplication)
D(division)
A(addition)
S(subtraction)
Always follow that order and go from left to right.

Answer 2

Hi!
The answer is 38mi.
Steps:
1.You add the bases together.
2. Then, you divide by 2 or multiply by 0.5.
3. Lastly, you multiply the number you got by the height (10)
2.8+4.8= 7.6/2=3.8
3.8 times 10= 38

Have a nice day!