180x28 is the sum of the interior angles in a <span>30- gon</span>
Answer:
540 towels
Step-by-step explanation:
cross multiply
towels time
4 120
18 x
4x=120×18
x = 540
Answer: ZB = 48 degree
Explanation:
Complementary angle means 2 angel add together and create a right angle (90 degree).
Thus, ZA + ZB = 90 degree
But ZA = 42 degree
=> 42 degree + ZB = 90 degree
=> ZB = (90 - 42)degree
=> ZB = 48 degree
Understand wuttttttttttttttttttttttttttttt
3.932 × 10^5
First you want to count how many zeros are in there 2 ok then count the 932 because the 3 hundred thousand is going to stay as a regular digit then when you have a scientific notation you need it to be a power of 10 so ten is always going to be the coefficient for the decimal basically.