Answer:
x = 30
Step-by-step explanation:
Using the sine ratio in the right triangle
sinx =
=
=
, then
x =
(
) = 30
40 - 4 = 36
average = 36/9 = 4
answer
average number of members who joined the math club is 4 per month
Answer:
It would be (6,-6)
Step-by-step explanation:
Hope this helps.
Let the side of each side of photo is a inch.
So area of photo = (side)^2 =

But as given area of photo is 9 square inch.
So


So side of photo is 3 inch.
<u>Answer</u>
8√2
<u>Explanation</u>
Simply: 4√2 + 7√2 - 3√2
Let √2 = x
4√2 + 7√2 - 3√2 = 4x + 7x - 3x
= 11x - 3x
= 8x
Substituting x with √2
4√2 + 7√2 - 3√2 = 8√2