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Learning to do basic math in your head is useful, but there are times when you need to make sure you are calculating the problem exactly. To subtract any percentage from a number, simply multiply that number by the percentage…
A savanna grassland is an ecological system with scattered shrubs and isolated trees. The grasslands are found on both sides of the equator between tropical rainforests and desert biomes and have warm temperatures year round. A grassland savanna has a…
Most geometry students learn there are 360 degrees in a circle, 180 degrees in a semicircle and 90 degrees in a quarter of a circle. If you need to draw a certain angle in a circle, but can’t “eyeball” the…
Measurements are commonly used in daily life. For example, you need to know what sizes of clothes to buy, how much space you have available for furniture and how far you have to travel to work. Societies require a standardization…
Lightning bugs of the beetle family Lampyridae (order Coleoptera), also known as fireflies, get their name because of their unique bioluminescent abilities. The world has over 2,000 species of lightning bugs spread across every continent except Antarctica. Lightning bugs primarily…
The zebra’s natural habitats are the mountain, grassland and savanna regions of Africa. These animals have adapted well to life in these regions, particularly when it comes to defending themselves from predators such as big cats. In the wild, zebras…
Geometry can get confusing. Between calculating area, volume, circumference and all the other calculations, the formulas can get jumbled in your head. However, calculating the area of a circle is one of the basic formulas for geometry and not a…
Everything around you is held together by chemical bonds. From the molecules that make up your body and the salt you put on your food to the chair you’re sitting on, covalent and ionic bonds hold matter together in the…
Mahimahi, or Coryphaena hippurus, are most prevalent in tropical waters of the Atlantic, Pacific and Indian oceans. Fast swimmers, Mahimahi are one of the top predator fish of the Atlantic. Fishermen seek these fish for commercial sale because consumers like…
You must convert some materials, such as carpeting, to square yards before you can conduct meaningful price comparisons. Other materials, such as concrete or fill dirt, are also expressed as “yards” when purchasing or ordering them. However, these products are…
