Answer:
x=5cm
Step-by-step explanation:
Pythagorean theorem states that a^2 + b^2=c^2
Plug in the numbers from the picture: 8^2 + x^2 = 89
Then solve for x
It equal 5 or -5 cm but there cannot be a negative measure of a side so it is positive 5
Answer:
19/24
Step-by-step explanation:
3/8=36/96
5/12=40/96
36/96+40/96=76/96
76/96=19/24
Answer:
73
Step-by-step explanation:
48^2 + 55^2 = 5329
square root of 5329 is 73
120+120+192=432 is the area