Mathematics: Calculate the area of a rhombus with vertices a(0,-5), b(9,2), c(12,13), and d(2,7) to the nearest tenth of a unit

Step-by-step explanation:Question 7.[When u = 5]= 8 (Ans)Question 8.-2(a - 7)(Using Distributive property)= - 2 × a -2 × (-7)= -2a + 14 (Ans)...

Calculate the area of a rhombus with vertices a(0,-5),

priarm8799

07.01.2022

area 93

Step-by-step explanation:

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matt3987

11.06.2022

Step-by-step explanation:

Question 7.

$\frac{{(3 + u)}^{2} }{8}$

[When u = 5]

$= \frac{{(3 + 5)}^{2} }{8}$

$= \frac{ {(8)}^{2} }{8}$

$= \frac{8 \times 8}{8}$

= 8 (Ans)

Question 8.

-2(a - 7)

(Using Distributive property)

= - 2 × a -2 × (-7)

= -2a + 14 (Ans)

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