Answer:
Given - Ratio of boys to girls is 3 : 1
Total 36 students
To find - No. of girls
Solution
Let the ratio be 3x and X
3x + X = 36
4x = 36
x = 36/4
x= 9
1x = 9
There are 9 girls in the class
Answer:
4th answer
Step-by-step explanation:
g(h(x)) means to put the formula for h(x) into the formula for g( ).
Cubing the binomial 2x - 2 can take some time!
Answer:
-60
Step-by-step explanation:
3(-5)+4(-9)-9
-15+-36-9
= -60
Just fill in and solve. Hope this helps ;)
<h2>In triangle BDE and triangle BAC</h2><h2>Angle B = Angle B (Common) </h2><h2>Angle BDE = Angle BAC </h2><h2>Therefore, triangle BDE is congruent to triangle BAC (AA similarity) </h2><h2>Hence proved. </h2>
Hope it helps :)