Enter 10^18 x 10^23 into your calculator to confirm your answer. Describe the answer that the calculator provides. Write down the answer that the calculator gives. Why do you think the calculator expresses the answer this way.

X2 + y 2 = 36 x + y = 6 solve the system of equations.

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

White shapes and black shapes are used in a game. some of the shapes are circles. while the rest are squares. the ratio of the number of white shapes to the number of black shapes is 5: 11. the ratio of the number of white cicrles to the number of white squares is 3: 7. the ratio of the number of black circles to the number of black squres is 3: 8. work out what fraction of all the shapes are circles.