Answer: D. 9.4 units
Explanation: We use the Pythagoras theorem because we know that it’s a right triangle and we have 2 lengths.
8^2+5^2= c^2
89=c^2
c= sqrt 89
c≈9.4 units
Answer:
add the pic!
Step-by-step explanation:
Answer:
Step-by-step explanation:
<u>Simplify</u>
- 6√20 + 8√5 - 5√45 =
- 6√4(5) + 8√5 - 5√9(5) =
- 6(2)√5 + 8√5 - 5(3)√5 =
- (12 + 8 - 15)√5 =
- 5√5
Answer:
x= 2
Step-by-step explanation:
Isolate the radical
Raise each side of the equation to the power of 3
