40% of 65
0.40(65) = 26 returned the survey. (assuming that everybody who took the survey returned it.)
20 ft because the shadow would be 3/2 of the height. 9 is 3/2 of 6 so the height would be 20 bc 30 is 3/2 of 20
3/5 / 3/7
= 3/5 * 7/3
= 7/5 or 1 2/7
Answer:
| -7.8. | = 7.8
Step-by-step explanation:
The symbol for absolute value is two straight lines surrounding the number or expression for which you wish to indicate absolute value.
Since the three angles of a triangle add to give 180°
The the size of the largest angle 4 = 180° ×
![\frac{4}{2+3+4}](https://tex.z-dn.net/?f=%20%5Cfrac%7B4%7D%7B2%2B3%2B4%7D%20)
= 180° ×
∴ the size of the largest angle = 80°