Answer:
i just need points srry for wasting your time
Step-by-step explanation:
Answer:
complementary angles
Step-by-step explanation:
67+23 = 90
When the angles add to 90 degrees they are complementary
Answer:
205 cm^3
Step-by-step explanation:
........................
Answer:
6/10 = 0.6
3/25 = 0.12
1/5 = 0.2
14/20 = 0.7
24/50 = 0.48
1/2 = 0.5
8/25 = 0.32
4/10 = 0.4
17/20 = 0.85
6 x 4/8 = 3
6 x 4/12 = 2
8 x 18/8 = 18
Step-by-step explanation:
Answer:
![\boxed{ \bold{ \sf{ \: 1. \: \: \: \: \: 198}}}](https://tex.z-dn.net/?f=%20%5Cboxed%7B%20%5Cbold%7B%20%5Csf%7B%20%5C%3A%201.%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20198%7D%7D%7D)
![\boxed{ \bold{ \sf{2. \: \: \: \: \: - 8}}}](https://tex.z-dn.net/?f=%20%5Cboxed%7B%20%5Cbold%7B%20%5Csf%7B2.%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20-%208%7D%7D%7D)
![\boxed{ \bold{ \sf{ 3. \: \: \: \: \: \frac{64}{343} }}}](https://tex.z-dn.net/?f=%20%5Cboxed%7B%20%5Cbold%7B%20%5Csf%7B%203.%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%20%5C%3A%20%5Cfrac%7B64%7D%7B343%7D%20%7D%7D%7D)
Step-by-step explanation:
1. Given, u = 20 , x = 4 , y = 7 , z = 10
![\sf{ \frac{u}{z} + x {y}^{2} }](https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cfrac%7Bu%7D%7Bz%7D%20%20%2B%20x%20%7By%7D%5E%7B2%7D%20%7D)
⇒![\sf{ \frac{20}{10} + 4 \times {7}^{2} }](https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cfrac%7B20%7D%7B10%7D%20%20%2B%204%20%5Ctimes%20%20%7B7%7D%5E%7B2%7D%20%7D)
⇒![\sf{ \frac{20}{10} + 4 \times 49}](https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cfrac%7B20%7D%7B10%7D%20%20%2B%204%20%5Ctimes%2049%7D)
⇒![\sf{ \frac{20}{10} + 196}](https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cfrac%7B20%7D%7B10%7D%20%20%2B%20196%7D)
⇒![\sf{ \frac{20 + 196 \times 10}{10} }](https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cfrac%7B20%20%2B%20196%20%5Ctimes%2010%7D%7B10%7D%20%7D)
⇒![\sf{ \frac{20 + 1960}{10} }](https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cfrac%7B20%20%2B%201960%7D%7B10%7D%20%7D)
⇒![\sf{ \frac{1980}{10} }](https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cfrac%7B1980%7D%7B10%7D%20%7D)
⇒![\sf{198}](https://tex.z-dn.net/?f=%20%5Csf%7B198%7D)
2. ![\sf{4( - 2)}](https://tex.z-dn.net/?f=%20%5Csf%7B4%28%20-%202%29%7D)
Multiplying or dividing a positive integer by any negative integer gives a negative integer
= - 8
3. ![\sf{( \frac{4}{7} ) ^{3} }](https://tex.z-dn.net/?f=%20%5Csf%7B%28%20%5Cfrac%7B4%7D%7B7%7D%20%29%20%5E%7B3%7D%20%7D)
⇒![\sf{( \frac{ {4}^{3} }{ {7}^{3} } })](https://tex.z-dn.net/?f=%20%5Csf%7B%28%20%5Cfrac%7B%20%7B4%7D%5E%7B3%7D%20%7D%7B%20%7B7%7D%5E%7B3%7D%20%7D%20%7D%29)
⇒![\sf{ \frac{4 \times 4 \times 4 }{7 \times 7 \times 7}}](https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cfrac%7B4%20%5Ctimes%204%20%5Ctimes%204%20%7D%7B7%20%5Ctimes%207%20%5Ctimes%207%7D%7D%20)
⇒![\sf{ \frac{64}{343} }](https://tex.z-dn.net/?f=%20%5Csf%7B%20%5Cfrac%7B64%7D%7B343%7D%20%7D)
Hope I helped!
Best regards! :D