You can prove a triangle is isosceles by finding the amount of right angles in a triangle. A triangle containing 2 right angles is classified as isosceles.
Answer:-800
Step-by-step explanation: 10 times 10 is 100 plus another 100 is 200-1000 is -800 which is x
I think it’s c I hope it help
5.7mm would be more precise. It's more exact. <span />
Answer:

Step-by-step explanation:

Dividing by 0.2 is the same as multiplying by 5. Check your calculator if you don't believe me.