Answer:
4.5cm^2
Step-by-step explanation:
To find area of a triangle the formula is --> 1/2 base times height
so 3cm x 3cm = 9cm and divide by 2 --> 4.5 cm^2
Answer:
97 101 103
Step-by-step explanation:
Answer:
$221.0665 so $221.07
Step-by-step explanation:
Answer:
Total distance from Mr. West to dolphin ![=27\frac{4}{5}\ meters](https://tex.z-dn.net/?f=%3D27%5Cfrac%7B4%7D%7B5%7D%5C%20meters)
Step-by-step explanation:
Height of cliff on which Mr. West is standing above the surface of ocean =![25 \frac{1}{5} \ meters](https://tex.z-dn.net/?f=25%20%5Cfrac%7B1%7D%7B5%7D%20%5C%20meters)
Mr. West spot the dolphin under the water at a depth of = ![2\frac{3}{5} \ meters](https://tex.z-dn.net/?f=2%5Cfrac%7B3%7D%7B5%7D%20%5C%20meters)
∴ Total distance from Mr. West to dolphin=
Adding mixed numbers
![(25 \frac{1}{5}+2\frac{3}{5})](https://tex.z-dn.net/?f=%2825%20%5Cfrac%7B1%7D%7B5%7D%2B2%5Cfrac%7B3%7D%7B5%7D%29)
Adding whole numbers first.
![=25+2+\frac{1}{5}+\frac{3}{5}\\=27+\frac{1}{5}+\frac{3}{5}](https://tex.z-dn.net/?f=%3D25%2B2%2B%5Cfrac%7B1%7D%7B5%7D%2B%5Cfrac%7B3%7D%7B5%7D%5C%5C%3D27%2B%5Cfrac%7B1%7D%7B5%7D%2B%5Cfrac%7B3%7D%7B5%7D)
Adding fractions by taking LCD.
![=27+\frac{1+3}{5}\\=27+\frac{4}{5}\\=27\frac{4}{5}\ meters](https://tex.z-dn.net/?f=%3D27%2B%5Cfrac%7B1%2B3%7D%7B5%7D%5C%5C%3D27%2B%5Cfrac%7B4%7D%7B5%7D%5C%5C%3D27%5Cfrac%7B4%7D%7B5%7D%5C%20meters)
Answer:
14x+6 and (7x+7)+(3+3)
Step-by-step explanation: