Math Formulas

Question 1

Surface Area of cylinder

Answer 1

2πr^2+2πrh

Question 2

Volume of cylinder

Answer 2

πr^2h

Question 3

Surface Area of sphere

Answer 3

4πr^2

Question 4

Calculating area of only a part of a circle

Answer 4

Divide degree measure by 360 then find surface area of whole circle and divide by the denominator found.

Question 5

Area of a circle

Answer 5

πr^2

Question 6

Circumference of a circle

Answer 6

2πr

Question 7

Area of a trapezoid

Answer 7

A= 1/2h(b1+b2)

Question 8

Area of triangle

Answer 8

A= 1/2bh