Need help with 18 and 19 pls 12 points

ANSWERS

2017-08-15 11:54:19

The first one you take the two numbers and square them, then minus the 17squared from the 150squared. The equation should be (150 x 150) - (17 x 17) = a, a representing area. Now we have the equation we just need to work through it. 150 x 150 = 22500 and 17 x 17 = 289. 22500 - 289 = 22211

2017-08-15 11:55:34

150 x 150 = 22500 17 x 17 = 289. 22500 - 289 = 22211

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