Questions in Grade High-school

Questions in Grade High-school

[Open]Nicholas spends 20 minutes ironing shirts with his 1,800-watt iron. How many joules of energy were used by the iron?

[Open]Do you underline book titles or put them in quotations?

[Open]Stanley puts $100 in the bank for two years at 5% interest compounded annually. At the end of the two years, what is his balance?

[Open]Round 0.285 to the nearest tenth.

[Open]How much force is needed to accelerate a 68-kilogram skier at a rate of 1.2 m/s²?

[Open]What is the fraction of a circle represented by 30 degrees?

[Open]What fraction of a circle is represented by an angle of 120 degrees?

[Open]One of the base angles of an isosceles triangle is 49°. What is the measure of the vertex angle?

[Open]Can someone please explain how I would figure this out

[Open]Which property is illustrated by the equation (a + b) + c = c + (a + b)?