Answer:
Step-by-step explanation:
When you are looking for missing sides in a right triangle, you only need Pythagorean's Theorem. In #1, we are looking for the hypotenuse length but we have the other 2 sides. Plugging in:
and
and
so
x = 11.5 km
For #2, we have the length of the hypotenuse and 1 side and need the other side:
and
and
so
b = 4.5
Answer:
There are 50 boys
Step-by-step explanation:
girls to boys - 2:4
so 25x2=50
Answer:
2
Step-by-step explanation:
1+1=2
-x - 5y = 16
2x + 5y = -7
(add)
x = 9
(2 × 9) + 5y = -7
18 + 5y = -7
- 18
5y = -25
÷ 5
y = -5
I hope this helps!
When there is only one variable, the degree is the highest exponent.
Degrees of each term from L to R: 7, 4, 3, 11, 6, 7
The biggest of these is 11.
Final answer: 11