Step-by-step explanation:
4x+5x=180 (allied angles)
9x=180
x=180/9
x=20
Answer: 2
Step-by-step explanation:
Answer:
A = 62.35 cm²
Step-by-step explanation:
Use the area formula A =
, where a is the side length.
Plug in the values:
A = 
A = 
A = 62.35 cm²
Answer:
4.5
Step-by-step explanation:
To find the hypotenuse of a right triangle, we use Pythagorean's Theorem which states that
. Plugging in the values of the two legs given, we get
. We can take the square root of each side and get that
.
Try Photomath; to see if it helps