Answer:
1/9?
Step-by-step explanation:
Answer:
A. 10 cm
Step-by-step explanation:
In a right angled triangle, a² + b² = c² where c is the diagonal or hypotenuse. If you split a rectangle diagonally into two right angle triangles, the a and b of both triangles would be the same length. Therefore, the c or diagonals would also be the same length - 10 cm.
Hope this helps!
The answer you've been looking for is 99
100% - 20% = 80%.
400 is 80% of what number?
Let n = the original price.
400 = 0.80n
400/0.80 = n
€500 = n
Understand?
2^-2 = 1/2^2
so: (1/2^2)*(12*3)-5^3
simplify: (1/4)*36-125
36*(1/4) = 36/4 so: 9-125
subtract: -116