Ask question

Ask question

All categories

3 years ago

15

правильной прямоугольной пирамиды боковая грань представляет собой равносторонний треугольник. Найти tgα, если альфа - угол межд

у стороной пирамиды и плоскостью основания.помогите пожалуйста

1 answer:

Scrat [10]3 years ago

7 0

Answer: I would be able to help if it were in English

Step-by-step explanation:

You might be interested in

What percentage did you tip if your lunch was 4$ and you left 1$

andrey2020 [161]

Answer:

3

Step-by-step explanation:

3 0

2 years ago

Read 2 more answers

(d+5)^2=36 Please show all steps to find the solution set

Ivan

$\sqrt{d + 5 = \sqrt{36} } \\ d + 5 = + - 6 \\ d = + - 6 - 5 \\ d1 = 1 \\ d2 = - 11$

3 0

3 years ago

2 (t + 1) = 10 <br> SOLVE FOR T

Viefleur [7K]

T = 4

divide each term by 2 and simplify

2(t+1)/2 = 10/2

t+1 = 10/2

t+1=5

t=5-1

t=4

8 0

3 years ago

Read 2 more answers

What would be the future value of a savings account started with $675, earning 9 percent (compounded annually) after 7 years? (?

gizmo_the_mogwai [7]

The formula is
A=p (1+r)^t
A future value?
P present value 675
R interest rate 0.09
T time 7 years
A=675×(1+0.09)^(7)=1,233.93

5 0

3 years ago

Use the rule of 78 to find the finance charge refund if the Finance charge was $476 on a 12 month payment plan and the loan was

Lelu [443]

Answer:

finance charge refund is $91.53

Step-by-step explanation:

given data

finance charge F = $476

time t = 12 month

no of payment n = 5

to find out

finance charge refund

solution

we will apply here finance charge refund formula that is

finance charge refund = F × $\frac{n * (n+1)}{t* (t+1)}$

put here value we get

finance charge refund = 476 × $\frac{5 * (5+1)}{12* (12+1)}$

finance charge refund = 476 × $\frac{5 * (6)}{12 * (13)}$

finance charge refund = 476 × $\frac{30}{156}$

finance charge refund = 476 × 0.1923

finance charge refund = 91.53

so finance charge refund is $91.53

4 0

3 years ago