C.
3 degree of temperature is decreased every hour.
so total temperature difference in one hour is -3
and in 7 hours, the difference is 7 * -3
The anserw is 68,036 because you just mulplicate and get 68,036
Answer:
Area of fig. = 211.142 Unit²
<u>After</u><u> </u><u>rou</u><u>nding</u><u> </u><u>to</u><u> </u><u>the</u><u> </u><u>nea</u><u>rest</u><u> </u><u>tenths</u><u> </u><u>place</u><u> </u><u>=</u><u> </u><u>2</u><u>1</u><u>1</u><u>.</u><u>1</u><u> </u><u>unit²</u>
Step-by-step explanation:
[ Refer to the attached file ]
- Fig. is already divided into three parts
- in which two parts are same , they are semicircle!!
Answer:
<u>125.6 in²</u>
Step-by-step explanation:
Area shaded :
- 2 × Sector (72°)
- 2 x πr² x θ/360
- 2 x 3.14 x 100 x 72/360
- 6.28 x 100 x 1/5
- 20 x 6.28
- <u>125.6 in²</u>