st3ph
10.02.2021 •
Mathematics
Hi i need help with this quiz its not timed but i need it in before tomorrows class here a screen shot please helppppppp
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Ответ:
The surface area of the prism is 310
Step-by-step explanation:
1. SA= 2(lw+lh+wh) / SA= 2(10*7+10*5+7*5)
2. 1) SA= 2(10*7+10*5+7*5)
2) SA=2(70+50+35)
3) SA=2*155
4) SA=310
3. The surface area is 310
Hope this helps/ is right :)
Ответ:
Tanθ =sin /cos
tan θ = 5/2 / y
tan (30°) = 5/2 /y
y=4.33