Question

Help,./.,/.';';;'./.;'[./.;
;'.;/.';;'.;'

Answer 1

draw with a ruler and calculate height then

1/2× base × height

you will get the answer

Answer 2

11.971 - Option B

Explanation:

Use the formula
`(1)/(2) * a*b*sin(C)`:

`(1)/(2) * 7*10*sin(20) = 11.971 \\`

11.971 - Option B