Answer:
Step-by-step explanation:
because if we solve the equation we need to do x_y = -1-2
=1
••xy=1
Answer:
It has reflectional symmetry with four lines of symmetry. It has no rotational symmetry It has point symmetry. It has rotational symmetry with an angle of rotation of 90°.
Answer:
40%
Step-by-step explanation:
140/350=0.4
0.4 x 100=40
Answer:
÷ 
Step-by-step explanation:

Answer:
the angle would be 1/2 i did this problem before and got it correct
Step-by-step explanation: