See attached. The trick is to use similar triangles.
What exactly do you need help with
90 is the LCM of 30 and 45
Answer: 73.1 pounds of sand.
Step-by-step explanation: 48.5 Pounds (Big Bag) + 24.6 (Small Bag)
48.5+24.6 is equal to 73.1 pounds of sand. That is how much sand was purchased altogether.
Answer:
E (3,-1) D (-2, -2) G (-1, 3) F (3, 2)
Step-by-step explanation:
90 degrees = (y, -x)
that means you take the ordered pair you want to rotate and plug the x and y into the new spots.
for example, point E is at (1,3) so the point rotated 90 degrees is (3,-1)