An.swer:
171.68
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!
Answer:
x = 1
Step-by-step explanation:
x + 8 = 9
=> x = 9 - 8
=> x = 1