Factor:
<span>30n - 40 = 10(3n - 4)
hope it helps</span>
The order to us solve is:
- Parentheses
- Multiplication
- Sum and subtraction
Let's go:

Therefore, the result is 62.2.
Answer:
907.46 mm2
Step-by-step explanation:
Area of circle = (¶d^2)/4
d = 34 mm
Therefore
Area A = (3.14 x 34^2)/4
= 907.46 mm2
Answer:
9ft. 2in.
Step-by-step explanation:
17ft. 5in. = 209in.
8ft. 3in. = 99in.
209in. - 99in. = 110in.
110 in. = 9 ft. 2 in.
Answer:
540
Step-by-step explanation:
sum of interior angles =(n-4)90
(10-4)90=
6×90=540