Answer:
1 & 2 = Right Triangles
3 & 4 = Not Right Triangles
Step-by-step explanation:
Solved Using Pythagorean Theorem:
1) 
= 225
= 225
2) 
= 1521
= 1521
3) 
= 776
= 784
4) 
= 244
= 256
Solve the literal equation 2xy - xz = 4 for x
x = 4/(2y-z)
y =/ z/2
Answer:
2000
Step-by-step explanation:
2(20x30)+ 2(8x30) + 2(20x8).
Answer:
34-5x
Step-by-step explanation:
(12+2x-9)-(-15+7x-16)
(3+2x)-(-31+7x)
3+2x+31-7x
34-5x
Let steph score be x
Then kyrie score is 2x-5
Sum of the two scores is 55
Therefore x+2x-5=55
3x-5=55
3x=60
x=20
Therefore steph score is 20
And kyrie score is 2(20)-5
40-5=35
