The answer is for 1st question is “10.4” and for the second question “non of these choices are correct”.
Explanation:
For the 1st question:
tan = opposite / adjacent
tan 30 = x / 18
18 tan 30 = x
x = 10.4
For the 2nd question,
If a triangle as an angle of 90 degree, it is 100% a right triangle.
Hope it helps :), mark me brainliest please!
Answer:
100
Step-by-step explanation:
100 is the lowest number 50 and 20 both go into.
Answer:
≈387,7
Step-by-step explanation:
I hope it's right. Sorry if it's not right.
The principal square root of 49 is just
7 because 7 times 7 is 49.
It can not be -7 because
a principle square root cannot be negative.
