Pythagora: 20^2=(4x)^2+(3x^2)
400=16x^2+9x^2
x^2=400/25
x^2=16
x=4
Answer:
c. 120 units^3
Step-by-step explanation:
L x W x H = <em>V</em>
3 x 4 / 2 = 6
6 x 20 = 120
Answer:
5
Step-by-step explanation:
(-8)-(-13)= 5
1/2 = 4/8
3/8 = 3/8
8 is the common denominator between these two fractions
