A cone with a radius 4m and a height of 12 m

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?

Ineed to know the ordered pairs for this equation i need the answer quick because it’s a timed test

Find the area of just the wood portion of the frame. this is called a composite figure. you will need to use your values from problem #2need all exepct 4 answerd if you can