Step-by-step explanation:
The expression is: 7 × -5 - 7
The value of the expression is: -42
-35 - 7 = -42
Hello,
Please, see the attached files.
Thanks.
Answer:
26m
Step-by-step explanation:
opp represents the height of the nest from the angle of elevation,adj represents the distance of the farmhouse from the building . Therefore,according to Tan rule (TOA)
Tan30° = opp/adj
opp= tan30° x adj
opp= tan30° x adj
opp = 0.5774 x 28
0pp= 16.12m
the height of the eagle's nest from the ground = 16m + 10m(since the farm house is 10m tall)
the height ...= 26m
Hello!
3x × x = 3x²
Hope I helped! :3