hayliebugmurray hayliebugmurray

26-05-2020
Mathematics

contestada

Find the value of x to the nearest tenth.

A
12.1
B. 14.3
C. 16.1
D. 13.1

Find the value of x to the nearest tenth A 121 B 143 C 161 D 131 class=

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

26-05-2020

Answer:

13.1

Step-by-step explanation:

(whole secant) x (external part) = (tangent)^2

(x+8) * 8 = 13^2

8x+64 = 169

Subtract 64

8x = 105

Divide by 8

8x/8 = 105/8

x =13.125

To the nearest tenth

x =13.1

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