Bu using Pythagoras theorem
(x^2)+(21)^2=(75)^2
Therefore. 5625-441=(x)^2
X^2=5184
Therefore x=72
Third side length=72 units
Answer:
1=32
2=44
3=56
4=70
Step-by-step explanation:
if need working please ask
In one minute, the heart beats 114 2/3 times
Answer:
x=8
Step-by-step explanation:
The two angles are complementary angles, so they add together to make 90 degrees
x+50 + 4x = 90
Combine like terms
5x+50 = 90
Subtract 50 from each side
5x+50-50= 90-50
5x = 40
Divide by 5
5x/ 5 = 40/5
x = 8
Answer:
x=2
Step-by-step explanation:
