Answer:
1 .
because sqare root of -1= 1
Answer:
-1
Step-by-step explanation:
5 to the 2nd power is the same as 5 times 5... so, 24 - 25 is -1.
Answer:
23h^2
Step-by-step explanation:
These are all like terms so we add/subtract them from left to right.
7h^2+6h^2+5h^2+6h^2-h^2
= 24h^2 - h^2
= 23h^2 (answer)
The answer is 266 but estimated is 260
Answer:
180 m²
Step-by-step explanation:
Surface area = 2 ( lw + wh + lh)
= 2( 6x3 + 3x8+8x6)
= 180 m²